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Finding the Fourth Proportional to 283,336.52, 424,902.74 and 93,761.90

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Solution

The fourth proportional to 283,336.52, 424,902.74 and 93,761.90 is: 140,609.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,336.52 : 424,902.74 = 93,761.90 : x
  2. Step 2: Convert to fraction form
    283,336.52/424,902.74 = 93,761.90/x
  3. Step 3: Cross multiply
    283,336.52x = 424,902.74 × 93,761.90
  4. Step 4: Simplify right side
    283,336.52x = 39,839,688,217.61
  5. Step 5: Solve for x
    x = 39,839,688,217.61/283,336.52
  6. Step 6: Final answer
    x = 140,609.08

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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.