Finding the Fourth Proportional to 227,137.20, 313,463.28 and 125,162.61
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Solution
The fourth proportional to 227,137.20, 313,463.28 and 125,162.61 is: 172,732.09
Step by Step Solution
- Step 1: Write the proportion equation
227,137.20 : 313,463.28 = 125,162.61 : x - Step 2: Convert to fraction form
227,137.20/313,463.28 = 125,162.61/x - Step 3: Cross multiply
227,137.20x = 313,463.28 × 125,162.61 - Step 4: Simplify right side
227,137.20x = 39,233,882,263.96 - Step 5: Solve for x
x = 39,233,882,263.96/227,137.20 - Step 6: Final answer
x = 172,732.09
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.