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Finding the Fourth Proportional to 283,168.95, 424,819.17 and 93,617.88

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Solution

The fourth proportional to 283,168.95, 424,819.17 and 93,617.88 is: 140,448.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,168.95 : 424,819.17 = 93,617.88 : x
  2. Step 2: Convert to fraction form
    283,168.95/424,819.17 = 93,617.88/x
  3. Step 3: Cross multiply
    283,168.95x = 424,819.17 × 93,617.88
  4. Step 4: Simplify right side
    283,168.95x = 39,770,670,078.76
  5. Step 5: Solve for x
    x = 39,770,670,078.76/283,168.95
  6. Step 6: Final answer
    x = 140,448.56

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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.