The ratio of men to women working for a company is 8 to 5.
Total men and women working as per the ratio is 8+5 = 13
So the ratio of men to total is

the ratio of women to total is

there are 234 employees total
To find the number of men works , we make a proportion

Cross multiply it
8 * 234 = 13x
1872 = 13x
Divide by 13 on both sides
x= 144
144 men work for the company.