Home / 50,680.62-69,939.18-29,171.88

Finding the Fourth Proportional to 50,680.62, 69,939.18 and 29,171.88

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Solution

The fourth proportional to 50,680.62, 69,939.18 and 29,171.88 is: 40,257.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,680.62 : 69,939.18 = 29,171.88 : x
  2. Step 2: Convert to fraction form
    50,680.62/69,939.18 = 29,171.88/x
  3. Step 3: Cross multiply
    50,680.62x = 69,939.18 × 29,171.88
  4. Step 4: Simplify right side
    50,680.62x = 2,040,257,366.26
  5. Step 5: Solve for x
    x = 2,040,257,366.26/50,680.62
  6. Step 6: Final answer
    x = 40,257.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.