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Finding the Fourth Proportional to 132,399.78, 198,597.90 and 32,560.82

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Solution

The fourth proportional to 132,399.78, 198,597.90 and 32,560.82 is: 48,840.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,399.78 : 198,597.90 = 32,560.82 : x
  2. Step 2: Convert to fraction form
    132,399.78/198,597.90 = 32,560.82/x
  3. Step 3: Cross multiply
    132,399.78x = 198,597.90 × 32,560.82
  4. Step 4: Simplify right side
    132,399.78x = 6,466,510,474.28
  5. Step 5: Solve for x
    x = 6,466,510,474.28/132,399.78
  6. Step 6: Final answer
    x = 48,840.79

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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.