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Finding the Fourth Proportional to 73,572.55, 110,332.86 and 23,635.78

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Solution

The fourth proportional to 73,572.55, 110,332.86 and 23,635.78 is: 35,445.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,572.55 : 110,332.86 = 23,635.78 : x
  2. Step 2: Convert to fraction form
    73,572.55/110,332.86 = 23,635.78/x
  3. Step 3: Cross multiply
    73,572.55x = 110,332.86 × 23,635.78
  4. Step 4: Simplify right side
    73,572.55x = 2,607,803,205.73
  5. Step 5: Solve for x
    x = 2,607,803,205.73/73,572.55
  6. Step 6: Final answer
    x = 35,445.33

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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.