Finding the Third Proportional to 81,418.97 and 176,763.75
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Solution
The third proportional to 81,418.97 and 176,763.75 is: 383,760.98
Step by Step Solution
- Step 1: Write the proportion equation
81,418.97 : 176,763.75 = 176,763.75 : x - Step 2: Convert to fraction form
81,418.97/176,763.75 = 176,763.75/x - Step 3: Cross multiply
81,418.97x = 176,763.75 × 176,763.75 - Step 4: Simplify right side
81,418.97x = 31,245,423,314.06 - Step 5: Solve for x
x = 31,245,423,314.06/81,418.97 - Step 6: Final answer
x = 383,760.98
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.