Home / 132,368.52-198,441.14-57,432.18

Finding the Fourth Proportional to 132,368.52, 198,441.14 and 57,432.18

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Solution

The fourth proportional to 132,368.52, 198,441.14 and 57,432.18 is: 86,099.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,368.52 : 198,441.14 = 57,432.18 : x
  2. Step 2: Convert to fraction form
    132,368.52/198,441.14 = 57,432.18/x
  3. Step 3: Cross multiply
    132,368.52x = 198,441.14 × 57,432.18
  4. Step 4: Simplify right side
    132,368.52x = 11,396,906,984.72
  5. Step 5: Solve for x
    x = 11,396,906,984.72/132,368.52
  6. Step 6: Final answer
    x = 86,099.83

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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.