Home / 308,469.20-462,531.86-95,176.55

Finding the Fourth Proportional to 308,469.20, 462,531.86 and 95,176.55

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Solution

The fourth proportional to 308,469.20, 462,531.86 and 95,176.55 is: 142,711.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,469.20 : 462,531.86 = 95,176.55 : x
  2. Step 2: Convert to fraction form
    308,469.20/462,531.86 = 95,176.55/x
  3. Step 3: Cross multiply
    308,469.20x = 462,531.86 × 95,176.55
  4. Step 4: Simplify right side
    308,469.20x = 44,022,188,094.15
  5. Step 5: Solve for x
    x = 44,022,188,094.15/308,469.20
  6. Step 6: Final answer
    x = 142,711.78

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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.