Home / 372,917.71-559,265.39-132,989.23

Finding the Fourth Proportional to 372,917.71, 559,265.39 and 132,989.23

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Solution

The fourth proportional to 372,917.71, 559,265.39 and 132,989.23 is: 199,444.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,917.71 : 559,265.39 = 132,989.23 : x
  2. Step 2: Convert to fraction form
    372,917.71/559,265.39 = 132,989.23/x
  3. Step 3: Cross multiply
    372,917.71x = 559,265.39 × 132,989.23
  4. Step 4: Simplify right side
    372,917.71x = 74,376,273,581.75
  5. Step 5: Solve for x
    x = 74,376,273,581.75/372,917.71
  6. Step 6: Final answer
    x = 199,444.20

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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.