Question

solve for v in the proportion $\frac{100}{50}=\frac{v}{5}$

Explanation:

Step1: Cross - multiply

$100\times5 = 50\times v$

Step2: Simplify the left - hand side

$500 = 50v$

Step3: Solve for $v$

$v=\frac{500}{50}=10$

Answer:

$10$