Home / 252,898.20-379,366.86-75,391.56

Finding the Fourth Proportional to 252,898.20, 379,366.86 and 75,391.56

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Solution

The fourth proportional to 252,898.20, 379,366.86 and 75,391.56 is: 113,093.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,898.20 : 379,366.86 = 75,391.56 : x
  2. Step 2: Convert to fraction form
    252,898.20/379,366.86 = 75,391.56/x
  3. Step 3: Cross multiply
    252,898.20x = 379,366.86 × 75,391.56
  4. Step 4: Simplify right side
    252,898.20x = 28,601,059,387.70
  5. Step 5: Solve for x
    x = 28,601,059,387.70/252,898.20
  6. Step 6: Final answer
    x = 113,093.17

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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.