Home / 88,084.22-132,146.51-38,172.69

Finding the Fourth Proportional to 88,084.22, 132,146.51 and 38,172.69

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Solution

The fourth proportional to 88,084.22, 132,146.51 and 38,172.69 is: 57,267.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,084.22 : 132,146.51 = 38,172.69 : x
  2. Step 2: Convert to fraction form
    88,084.22/132,146.51 = 38,172.69/x
  3. Step 3: Cross multiply
    88,084.22x = 132,146.51 × 38,172.69
  4. Step 4: Simplify right side
    88,084.22x = 5,044,387,569.95
  5. Step 5: Solve for x
    x = 5,044,387,569.95/88,084.22
  6. Step 6: Final answer
    x = 57,267.78

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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.