Home / 132,317.20-198,475.80-82,234.90

Finding the Fourth Proportional to 132,317.20, 198,475.80 and 82,234.90

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Solution

The fourth proportional to 132,317.20, 198,475.80 and 82,234.90 is: 123,352.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,317.20 : 198,475.80 = 82,234.90 : x
  2. Step 2: Convert to fraction form
    132,317.20/198,475.80 = 82,234.90/x
  3. Step 3: Cross multiply
    132,317.20x = 198,475.80 × 82,234.90
  4. Step 4: Simplify right side
    132,317.20x = 16,321,637,565.42
  5. Step 5: Solve for x
    x = 16,321,637,565.42/132,317.20
  6. Step 6: Final answer
    x = 123,352.35

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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.