Home / 88,239.75-132,285.20-38,282.27

Finding the Fourth Proportional to 88,239.75, 132,285.20 and 38,282.27

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Solution

The fourth proportional to 88,239.75, 132,285.20 and 38,282.27 is: 57,391.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,239.75 : 132,285.20 = 38,282.27 : x
  2. Step 2: Convert to fraction form
    88,239.75/132,285.20 = 38,282.27/x
  3. Step 3: Cross multiply
    88,239.75x = 132,285.20 × 38,282.27
  4. Step 4: Simplify right side
    88,239.75x = 5,064,176,890.57
  5. Step 5: Solve for x
    x = 5,064,176,890.57/88,239.75
  6. Step 6: Final answer
    x = 57,391.11

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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.