Finding the Third Proportional to 81,288.75 and 125,042.75
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Solution
The third proportional to 81,288.75 and 125,042.75 is: 192,347.52
Step by Step Solution
- Step 1: Write the proportion equation
81,288.75 : 125,042.75 = 125,042.75 : x - Step 2: Convert to fraction form
81,288.75/125,042.75 = 125,042.75/x - Step 3: Cross multiply
81,288.75x = 125,042.75 × 125,042.75 - Step 4: Simplify right side
81,288.75x = 15,635,689,327.56 - Step 5: Solve for x
x = 15,635,689,327.56/81,288.75 - Step 6: Final answer
x = 192,347.52
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These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.