Home / 67,522.10-101,221.23-25,937.78

Finding the Fourth Proportional to 67,522.10, 101,221.23 and 25,937.78

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Solution

The fourth proportional to 67,522.10, 101,221.23 and 25,937.78 is: 38,882.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,522.10 : 101,221.23 = 25,937.78 : x
  2. Step 2: Convert to fraction form
    67,522.10/101,221.23 = 25,937.78/x
  3. Step 3: Cross multiply
    67,522.10x = 101,221.23 × 25,937.78
  4. Step 4: Simplify right side
    67,522.10x = 2,625,453,995.07
  5. Step 5: Solve for x
    x = 2,625,453,995.07/67,522.10
  6. Step 6: Final answer
    x = 38,882.88

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1.5x scale

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.