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Finding the Fourth Proportional to 150,402.57, 225,615.60 and 50,561.97

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Solution

The fourth proportional to 150,402.57, 225,615.60 and 50,561.97 is: 75,846.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,402.57 : 225,615.60 = 50,561.97 : x
  2. Step 2: Convert to fraction form
    150,402.57/225,615.60 = 50,561.97/x
  3. Step 3: Cross multiply
    150,402.57x = 225,615.60 × 50,561.97
  4. Step 4: Simplify right side
    150,402.57x = 11,407,569,198.73
  5. Step 5: Solve for x
    x = 11,407,569,198.73/150,402.57
  6. Step 6: Final answer
    x = 75,846.90

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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.