Home / 50,244.50-69,337.68-31,392.56

Finding the Fourth Proportional to 50,244.50, 69,337.68 and 31,392.56

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Solution

The fourth proportional to 50,244.50, 69,337.68 and 31,392.56 is: 43,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,244.50 : 69,337.68 = 31,392.56 : x
  2. Step 2: Convert to fraction form
    50,244.50/69,337.68 = 31,392.56/x
  3. Step 3: Cross multiply
    50,244.50x = 69,337.68 × 31,392.56
  4. Step 4: Simplify right side
    50,244.50x = 2,176,687,279.66
  5. Step 5: Solve for x
    x = 2,176,687,279.66/50,244.50
  6. Step 6: Final answer
    x = 43,321.90

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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.