Home / 234,088.18-351,135.25-82,279.13

Finding the Fourth Proportional to 234,088.18, 351,135.25 and 82,279.13

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Solution

The fourth proportional to 234,088.18, 351,135.25 and 82,279.13 is: 123,419.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,088.18 : 351,135.25 = 82,279.13 : x
  2. Step 2: Convert to fraction form
    234,088.18/351,135.25 = 82,279.13/x
  3. Step 3: Cross multiply
    234,088.18x = 351,135.25 × 82,279.13
  4. Step 4: Simplify right side
    234,088.18x = 28,891,102,882.33
  5. Step 5: Solve for x
    x = 28,891,102,882.33/234,088.18
  6. Step 6: Final answer
    x = 123,419.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.