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Finding the Fourth Proportional to 60,448.92, 83,424.78 and 35,306.52

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Solution

The fourth proportional to 60,448.92, 83,424.78 and 35,306.52 is: 48,726.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,448.92 : 83,424.78 = 35,306.52 : x
  2. Step 2: Convert to fraction form
    60,448.92/83,424.78 = 35,306.52/x
  3. Step 3: Cross multiply
    60,448.92x = 83,424.78 × 35,306.52
  4. Step 4: Simplify right side
    60,448.92x = 2,945,438,663.57
  5. Step 5: Solve for x
    x = 2,945,438,663.57/60,448.92
  6. Step 6: Final answer
    x = 48,726.08

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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.