Finding the Third Proportional to 135,130.50 and 211,965.75
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Solution
The third proportional to 135,130.50 and 211,965.75 is: 332,489.55
Step by Step Solution
- Step 1: Write the proportion equation
135,130.50 : 211,965.75 = 211,965.75 : x - Step 2: Convert to fraction form
135,130.50/211,965.75 = 211,965.75/x - Step 3: Cross multiply
135,130.50x = 211,965.75 × 211,965.75 - Step 4: Simplify right side
135,130.50x = 44,929,479,173.06 - Step 5: Solve for x
x = 44,929,479,173.06/135,130.50 - Step 6: Final answer
x = 332,489.55
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These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.