Home / 351,517.88-527,301.20-141,155.84

Finding the Fourth Proportional to 351,517.88, 527,301.20 and 141,155.84

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Solution

The fourth proportional to 351,517.88, 527,301.20 and 141,155.84 is: 211,743.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,517.88 : 527,301.20 = 141,155.84 : x
  2. Step 2: Convert to fraction form
    351,517.88/527,301.20 = 141,155.84/x
  3. Step 3: Cross multiply
    351,517.88x = 527,301.20 × 141,155.84
  4. Step 4: Simplify right side
    351,517.88x = 74,431,643,819.01
  5. Step 5: Solve for x
    x = 74,431,643,819.01/351,517.88
  6. Step 6: Final answer
    x = 211,743.55

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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.