Finding the Third Proportional to 81,325.13 and 176,226.19
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Solution
The third proportional to 81,325.13 and 176,226.19 is: 381,870.54
Step by Step Solution
- Step 1: Write the proportion equation
81,325.13 : 176,226.19 = 176,226.19 : x - Step 2: Convert to fraction form
81,325.13/176,226.19 = 176,226.19/x - Step 3: Cross multiply
81,325.13x = 176,226.19 × 176,226.19 - Step 4: Simplify right side
81,325.13x = 31,055,669,160.79 - Step 5: Solve for x
x = 31,055,669,160.79/81,325.13 - Step 6: Final answer
x = 381,870.54
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.