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Finding the Fourth Proportional to 92,563.53, 138,845.27 and 22,442.85

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Solution

The fourth proportional to 92,563.53, 138,845.27 and 22,442.85 is: 33,664.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,563.53 : 138,845.27 = 22,442.85 : x
  2. Step 2: Convert to fraction form
    92,563.53/138,845.27 = 22,442.85/x
  3. Step 3: Cross multiply
    92,563.53x = 138,845.27 × 22,442.85
  4. Step 4: Simplify right side
    92,563.53x = 3,116,083,455.61
  5. Step 5: Solve for x
    x = 3,116,083,455.61/92,563.53
  6. Step 6: Final answer
    x = 33,664.27

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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.