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Finding the Fourth Proportional to 60,624, 83,659.92 and 41,503.28

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Solution

The fourth proportional to 60,624, 83,659.92 and 41,503.28 is: 57,273.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,624 : 83,659.92 = 41,503.28 : x
  2. Step 2: Convert to fraction form
    60,624/83,659.92 = 41,503.28/x
  3. Step 3: Cross multiply
    60,624x = 83,659.92 × 41,503.28
  4. Step 4: Simplify right side
    60,624x = 3,472,161,084.54
  5. Step 5: Solve for x
    x = 3,472,161,084.54/60,624
  6. Step 6: Final answer
    x = 57,273.70

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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.