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Finding the Fourth Proportional to 252,337.29, 348,279.50 and 144,966.53

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Solution

The fourth proportional to 252,337.29, 348,279.50 and 144,966.53 is: 200,084.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,337.29 : 348,279.50 = 144,966.53 : x
  2. Step 2: Convert to fraction form
    252,337.29/348,279.50 = 144,966.53/x
  3. Step 3: Cross multiply
    252,337.29x = 348,279.50 × 144,966.53
  4. Step 4: Simplify right side
    252,337.29x = 50,488,869,206.15
  5. Step 5: Solve for x
    x = 50,488,869,206.15/252,337.29
  6. Step 6: Final answer
    x = 200,084.85

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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.