Home / 157,126.52-235,711.92-50,474.70

Finding the Fourth Proportional to 157,126.52, 235,711.92 and 50,474.70

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Solution

The fourth proportional to 157,126.52, 235,711.92 and 50,474.70 is: 75,719.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,126.52 : 235,711.92 = 50,474.70 : x
  2. Step 2: Convert to fraction form
    157,126.52/235,711.92 = 50,474.70/x
  3. Step 3: Cross multiply
    157,126.52x = 235,711.92 × 50,474.70
  4. Step 4: Simplify right side
    157,126.52x = 11,897,488,448.42
  5. Step 5: Solve for x
    x = 11,897,488,448.42/157,126.52
  6. Step 6: Final answer
    x = 75,719.16

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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.