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Finding the Fourth Proportional to 95,737.28, 143,671.52 and 33,407.78

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Solution

The fourth proportional to 95,737.28, 143,671.52 and 33,407.78 is: 50,134.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,737.28 : 143,671.52 = 33,407.78 : x
  2. Step 2: Convert to fraction form
    95,737.28/143,671.52 = 33,407.78/x
  3. Step 3: Cross multiply
    95,737.28x = 143,671.52 × 33,407.78
  4. Step 4: Simplify right side
    95,737.28x = 4,799,746,532.43
  5. Step 5: Solve for x
    x = 4,799,746,532.43/95,737.28
  6. Step 6: Final answer
    x = 50,134.56

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1.5x scale

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.