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Finding the Fourth Proportional to 60,211.92, 90,320.76 and 29,073.36

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Solution

The fourth proportional to 60,211.92, 90,320.76 and 29,073.36 is: 43,611.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,211.92 : 90,320.76 = 29,073.36 : x
  2. Step 2: Convert to fraction form
    60,211.92/90,320.76 = 29,073.36/x
  3. Step 3: Cross multiply
    60,211.92x = 90,320.76 × 29,073.36
  4. Step 4: Simplify right side
    60,211.92x = 2,625,927,970.95
  5. Step 5: Solve for x
    x = 2,625,927,970.95/60,211.92
  6. Step 6: Final answer
    x = 43,611.43

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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.