Home / 132,458.11-198,687.62-32,620.66

Finding the Fourth Proportional to 132,458.11, 198,687.62 and 32,620.66

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Solution

The fourth proportional to 132,458.11, 198,687.62 and 32,620.66 is: 48,931.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,458.11 : 198,687.62 = 32,620.66 : x
  2. Step 2: Convert to fraction form
    132,458.11/198,687.62 = 32,620.66/x
  3. Step 3: Cross multiply
    132,458.11x = 198,687.62 × 32,620.66
  4. Step 4: Simplify right side
    132,458.11x = 6,481,321,298.23
  5. Step 5: Solve for x
    x = 6,481,321,298.23/132,458.11
  6. Step 6: Final answer
    x = 48,931.10

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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.