Finding the Third Proportional to 57,747.75 and 86,385.75
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Solution
The third proportional to 57,747.75 and 86,385.75 is: 129,225.78
Step by Step Solution
- Step 1: Write the proportion equation
57,747.75 : 86,385.75 = 86,385.75 : x - Step 2: Convert to fraction form
57,747.75/86,385.75 = 86,385.75/x - Step 3: Cross multiply
57,747.75x = 86,385.75 × 86,385.75 - Step 4: Simplify right side
57,747.75x = 7,462,497,803.06 - Step 5: Solve for x
x = 7,462,497,803.06/57,747.75 - Step 6: Final answer
x = 129,225.78
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.