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Finding the Fourth Proportional to 253,229.32, 379,900.14 and 95,459.14

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Solution

The fourth proportional to 253,229.32, 379,900.14 and 95,459.14 is: 143,209.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,229.32 : 379,900.14 = 95,459.14 : x
  2. Step 2: Convert to fraction form
    253,229.32/379,900.14 = 95,459.14/x
  3. Step 3: Cross multiply
    253,229.32x = 379,900.14 × 95,459.14
  4. Step 4: Simplify right side
    253,229.32x = 36,264,940,650.28
  5. Step 5: Solve for x
    x = 36,264,940,650.28/253,229.32
  6. Step 6: Final answer
    x = 143,209.88

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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.