Home / 69,132.52-103,677.14-22,375.72

Finding the Fourth Proportional to 69,132.52, 103,677.14 and 22,375.72

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Solution

The fourth proportional to 69,132.52, 103,677.14 and 22,375.72 is: 33,556.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,132.52 : 103,677.14 = 22,375.72 : x
  2. Step 2: Convert to fraction form
    69,132.52/103,677.14 = 22,375.72/x
  3. Step 3: Cross multiply
    69,132.52x = 103,677.14 × 22,375.72
  4. Step 4: Simplify right side
    69,132.52x = 2,319,850,655.04
  5. Step 5: Solve for x
    x = 2,319,850,655.04/69,132.52
  6. Step 6: Final answer
    x = 33,556.58

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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.