Home / 252,738.60-379,218.68-132,767.76

Finding the Fourth Proportional to 252,738.60, 379,218.68 and 132,767.76

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Solution

The fourth proportional to 252,738.60, 379,218.68 and 132,767.76 is: 199,209.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,738.60 : 379,218.68 = 132,767.76 : x
  2. Step 2: Convert to fraction form
    252,738.60/379,218.68 = 132,767.76/x
  3. Step 3: Cross multiply
    252,738.60x = 379,218.68 × 132,767.76
  4. Step 4: Simplify right side
    252,738.60x = 50,348,014,693.76
  5. Step 5: Solve for x
    x = 50,348,014,693.76/252,738.60
  6. Step 6: Final answer
    x = 199,209.83

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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.