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Finding the Fourth Proportional to 252,251.29, 378,366 and 62,707.69

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Solution

The fourth proportional to 252,251.29, 378,366 and 62,707.69 is: 94,058.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,251.29 : 378,366 = 62,707.69 : x
  2. Step 2: Convert to fraction form
    252,251.29/378,366 = 62,707.69/x
  3. Step 3: Cross multiply
    252,251.29x = 378,366 × 62,707.69
  4. Step 4: Simplify right side
    252,251.29x = 23,726,457,834.54
  5. Step 5: Solve for x
    x = 23,726,457,834.54/252,251.29
  6. Step 6: Final answer
    x = 94,058.82

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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.