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Finding the Fourth Proportional to 100,337.20, 150,452.34 and 33,755.20

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Solution

The fourth proportional to 100,337.20, 150,452.34 and 33,755.20 is: 50,614.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,337.20 : 150,452.34 = 33,755.20 : x
  2. Step 2: Convert to fraction form
    100,337.20/150,452.34 = 33,755.20/x
  3. Step 3: Cross multiply
    100,337.20x = 150,452.34 × 33,755.20
  4. Step 4: Simplify right side
    100,337.20x = 5,078,548,827.17
  5. Step 5: Solve for x
    x = 5,078,548,827.17/100,337.20
  6. Step 6: Final answer
    x = 50,614.82

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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.