Answer:
[tex] \huge \boxed{ \boxed{50 \: kg }}[/tex]
Explanation:
The mass of the man can be found by using the formula
[tex]m = \frac{f}{a} \\ [/tex]
f is the force
a is the acceleration
From the question we have
[tex]m = \frac{200}{4} \\ [/tex]
We have the final answer as
Hope this helps you