Home / 252,898.28-379,560.24-126,500.61

Finding the Fourth Proportional to 252,898.28, 379,560.24 and 126,500.61

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Solution

The fourth proportional to 252,898.28, 379,560.24 and 126,500.61 is: 189,857.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,898.28 : 379,560.24 = 126,500.61 : x
  2. Step 2: Convert to fraction form
    252,898.28/379,560.24 = 126,500.61/x
  3. Step 3: Cross multiply
    252,898.28x = 379,560.24 × 126,500.61
  4. Step 4: Simplify right side
    252,898.28x = 48,014,601,891.75
  5. Step 5: Solve for x
    x = 48,014,601,891.75/252,898.28
  6. Step 6: Final answer
    x = 189,857.37

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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.