Home / 381,844.10-572,766.15-132,526.10

Finding the Fourth Proportional to 381,844.10, 572,766.15 and 132,526.10

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Solution

The fourth proportional to 381,844.10, 572,766.15 and 132,526.10 is: 198,789.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    381,844.10 : 572,766.15 = 132,526.10 : x
  2. Step 2: Convert to fraction form
    381,844.10/572,766.15 = 132,526.10/x
  3. Step 3: Cross multiply
    381,844.10x = 572,766.15 × 132,526.10
  4. Step 4: Simplify right side
    381,844.10x = 75,906,464,071.52
  5. Step 5: Solve for x
    x = 75,906,464,071.52/381,844.10
  6. Step 6: Final answer
    x = 198,789.15

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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.