Finding the Third Proportional to 129,613.50 and 201,163.50
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Solution
The third proportional to 129,613.50 and 201,163.50 is: 312,210.95
Step by Step Solution
- Step 1: Write the proportion equation
129,613.50 : 201,163.50 = 201,163.50 : x - Step 2: Convert to fraction form
129,613.50/201,163.50 = 201,163.50/x - Step 3: Cross multiply
129,613.50x = 201,163.50 × 201,163.50 - Step 4: Simplify right side
129,613.50x = 40,466,753,732.25 - Step 5: Solve for x
x = 40,466,753,732.25/129,613.50 - Step 6: Final answer
x = 312,210.95
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.