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Finding the Fourth Proportional to 73,906.13, 110,830.43 and 23,974.15

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Solution

The fourth proportional to 73,906.13, 110,830.43 and 23,974.15 is: 35,951.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,906.13 : 110,830.43 = 23,974.15 : x
  2. Step 2: Convert to fraction form
    73,906.13/110,830.43 = 23,974.15/x
  3. Step 3: Cross multiply
    73,906.13x = 110,830.43 × 23,974.15
  4. Step 4: Simplify right side
    73,906.13x = 2,657,065,353.38
  5. Step 5: Solve for x
    x = 2,657,065,353.38/73,906.13
  6. Step 6: Final answer
    x = 35,951.89

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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.