Home / 221,378.38-332,227.14-88,181.58

Finding the Fourth Proportional to 221,378.38, 332,227.14 and 88,181.58

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Solution

The fourth proportional to 221,378.38, 332,227.14 and 88,181.58 is: 132,335.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,378.38 : 332,227.14 = 88,181.58 : x
  2. Step 2: Convert to fraction form
    221,378.38/332,227.14 = 88,181.58/x
  3. Step 3: Cross multiply
    221,378.38x = 332,227.14 × 88,181.58
  4. Step 4: Simplify right side
    221,378.38x = 29,296,314,124.08
  5. Step 5: Solve for x
    x = 29,296,314,124.08/221,378.38
  6. Step 6: Final answer
    x = 132,335.93

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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.