Finding the Third Proportional to 87,490.13 and 123,903.84
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Solution
The third proportional to 87,490.13 and 123,903.84 is: 175,473.09
Step by Step Solution
- Step 1: Write the proportion equation
87,490.13 : 123,903.84 = 123,903.84 : x - Step 2: Convert to fraction form
87,490.13/123,903.84 = 123,903.84/x - Step 3: Cross multiply
87,490.13x = 123,903.84 × 123,903.84 - Step 4: Simplify right side
87,490.13x = 15,352,162,496.02 - Step 5: Solve for x
x = 15,352,162,496.02/87,490.13 - Step 6: Final answer
x = 175,473.09
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These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.