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Finding the Fourth Proportional to 60,155.62, 83,023.49 and 34,657.02

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Solution

The fourth proportional to 60,155.62, 83,023.49 and 34,657.02 is: 47,831.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,155.62 : 83,023.49 = 34,657.02 : x
  2. Step 2: Convert to fraction form
    60,155.62/83,023.49 = 34,657.02/x
  3. Step 3: Cross multiply
    60,155.62x = 83,023.49 × 34,657.02
  4. Step 4: Simplify right side
    60,155.62x = 2,877,346,753.40
  5. Step 5: Solve for x
    x = 2,877,346,753.40/60,155.62
  6. Step 6: Final answer
    x = 47,831.72

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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.