Home / 132,227.19-198,352.13-42,282.77

Finding the Fourth Proportional to 132,227.19, 198,352.13 and 42,282.77

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Solution

The fourth proportional to 132,227.19, 198,352.13 and 42,282.77 is: 63,427.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,227.19 : 198,352.13 = 42,282.77 : x
  2. Step 2: Convert to fraction form
    132,227.19/198,352.13 = 42,282.77/x
  3. Step 3: Cross multiply
    132,227.19x = 198,352.13 × 42,282.77
  4. Step 4: Simplify right side
    132,227.19x = 8,386,876,288.63
  5. Step 5: Solve for x
    x = 8,386,876,288.63/132,227.19
  6. Step 6: Final answer
    x = 63,427.77

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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.