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Finding the Fourth Proportional to 123,605.53, 185,298.34 and 44,702.22

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Solution

The fourth proportional to 123,605.53, 185,298.34 and 44,702.22 is: 67,013.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,605.53 : 185,298.34 = 44,702.22 : x
  2. Step 2: Convert to fraction form
    123,605.53/185,298.34 = 44,702.22/x
  3. Step 3: Cross multiply
    123,605.53x = 185,298.34 × 44,702.22
  4. Step 4: Simplify right side
    123,605.53x = 8,283,246,353.69
  5. Step 5: Solve for x
    x = 8,283,246,353.69/123,605.53
  6. Step 6: Final answer
    x = 67,013.56

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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.