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Finding the Fourth Proportional to 92,562.22, 138,843.78 and 22,441.53

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Solution

The fourth proportional to 92,562.22, 138,843.78 and 22,441.53 is: 33,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,562.22 : 138,843.78 = 22,441.53 : x
  2. Step 2: Convert to fraction form
    92,562.22/138,843.78 = 22,441.53/x
  3. Step 3: Cross multiply
    92,562.22x = 138,843.78 × 22,441.53
  4. Step 4: Simplify right side
    92,562.22x = 3,115,866,854.18
  5. Step 5: Solve for x
    x = 3,115,866,854.18/92,562.22
  6. Step 6: Final answer
    x = 33,662.40

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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.