Home / 132,245.10-198,452.70-73,123.20

Finding the Fourth Proportional to 132,245.10, 198,452.70 and 73,123.20

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Solution

The fourth proportional to 132,245.10, 198,452.70 and 73,123.20 is: 109,731.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,245.10 : 198,452.70 = 73,123.20 : x
  2. Step 2: Convert to fraction form
    132,245.10/198,452.70 = 73,123.20/x
  3. Step 3: Cross multiply
    132,245.10x = 198,452.70 × 73,123.20
  4. Step 4: Simplify right side
    132,245.10x = 14,511,496,472.64
  5. Step 5: Solve for x
    x = 14,511,496,472.64/132,245.10
  6. Step 6: Final answer
    x = 109,731.83

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.