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Finding the Fourth Proportional to 50,191.20, 75,200.40 and 23,839.20

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Solution

The fourth proportional to 50,191.20, 75,200.40 and 23,839.20 is: 35,717.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,191.20 : 75,200.40 = 23,839.20 : x
  2. Step 2: Convert to fraction form
    50,191.20/75,200.40 = 23,839.20/x
  3. Step 3: Cross multiply
    50,191.20x = 75,200.40 × 23,839.20
  4. Step 4: Simplify right side
    50,191.20x = 1,792,717,375.68
  5. Step 5: Solve for x
    x = 1,792,717,375.68/50,191.20
  6. Step 6: Final answer
    x = 35,717.76

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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.