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Finding the Fourth Proportional to 252,337.61, 348,233.68 and 144,929.18

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Solution

The fourth proportional to 252,337.61, 348,233.68 and 144,929.18 is: 200,006.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,337.61 : 348,233.68 = 144,929.18 : x
  2. Step 2: Convert to fraction form
    252,337.61/348,233.68 = 144,929.18/x
  3. Step 3: Cross multiply
    252,337.61x = 348,233.68 × 144,929.18
  4. Step 4: Simplify right side
    252,337.61x = 50,469,222,742.53
  5. Step 5: Solve for x
    x = 50,469,222,742.53/252,337.61
  6. Step 6: Final answer
    x = 200,006.74

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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.