England, which lost to Sri Lanka in the quarter-finals, piled up 286 for nine after being sent in to bat in a match reduced to 48 overs a side due to murky weather.
Jack Burnham hit 109, his third century in the tournament, to become the leading run-getter in this edition with 418 runs. Tom Moores made 85.
Namibia, which had ousted defending champion South Africa at the group stage before losing to India in the quarter-finals, was shot out for 83 runs in just 25.2 overs.
England will face Pakistan in Fatullah on Friday in the fifth place play-off.
Meanwhile, Ireland thumped Scotland by 95 runs in the 13th/14th position play-off in Cox's Bazar.
William McClintock top-scored with 69 and Lorcan Tucker made 59 as Ireland scored 235 for seven after being asked to take first strike.
Scotland folded up for 140 in reply with Harry Tector claiming four wickets for 28 runs and Fiachra Tucker taking three for 29.
Brief scores: 5th place semi-final - England beat Namibia by 203 runs in Fatullah
13th/14th place play-off - Ireland beat Scotland by 95 runs in Cox's Bazar
Ireland 235-7, 50 overs (William McClintock 69, Lorcan Tucker 59; Mohammad Ghaffar 3-49)
Scotland 140 all out, 44 overs (Harry Tector 4-28, Fiachra Tucker 3-29).
You’ve reached your limit of {{free_limit}} free articles this month.
Subscribe now for unlimited access.
Already subscribed? Log in
Subscribe to read the full story →
Smart Quarterly
₹900
3 Months
₹300/Month
Smart Essential
₹2,700
1 Year
₹225/Month
Super Saver
₹3,900
2 Years
₹162/Month
Renews automatically, cancel anytime
Here’s what’s included in our digital subscription plans
Exclusive premium stories online
Over 30 premium stories daily, handpicked by our editors


Complimentary Access to The New York Times
News, Games, Cooking, Audio, Wirecutter & The Athletic
Business Standard Epaper
Digital replica of our daily newspaper — with options to read, save, and share


Curated Newsletters
Insights on markets, finance, politics, tech, and more delivered to your inbox
Market Analysis & Investment Insights
In-depth market analysis & insights with access to The Smart Investor


Archives
Repository of articles and publications dating back to 1997
Ad-free Reading
Uninterrupted reading experience with no advertisements


Seamless Access Across All Devices
Access Business Standard across devices — mobile, tablet, or PC, via web or app
