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Finding the Fourth Proportional to 144,671.38, 217,027.60 and 44,839.42

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Solution

The fourth proportional to 144,671.38, 217,027.60 and 44,839.42 is: 67,265.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,671.38 : 217,027.60 = 44,839.42 : x
  2. Step 2: Convert to fraction form
    144,671.38/217,027.60 = 44,839.42/x
  3. Step 3: Cross multiply
    144,671.38x = 217,027.60 × 44,839.42
  4. Step 4: Simplify right side
    144,671.38x = 9,731,391,707.99
  5. Step 5: Solve for x
    x = 9,731,391,707.99/144,671.38
  6. Step 6: Final answer
    x = 67,265.49

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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.