Home / 132,227.40-198,352.32-42,282.96

Finding the Fourth Proportional to 132,227.40, 198,352.32 and 42,282.96

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Solution

The fourth proportional to 132,227.40, 198,352.32 and 42,282.96 is: 63,428.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,227.40 : 198,352.32 = 42,282.96 : x
  2. Step 2: Convert to fraction form
    132,227.40/198,352.32 = 42,282.96/x
  3. Step 3: Cross multiply
    132,227.40x = 198,352.32 × 42,282.96
  4. Step 4: Simplify right side
    132,227.40x = 8,386,923,212.47
  5. Step 5: Solve for x
    x = 8,386,923,212.47/132,227.40
  6. Step 6: Final answer
    x = 63,428.03

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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.