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Finding the Fourth Proportional to 73,881.75, 110,772.01 and 26,495.83

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Solution

The fourth proportional to 73,881.75, 110,772.01 and 26,495.83 is: 39,725.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,881.75 : 110,772.01 = 26,495.83 : x
  2. Step 2: Convert to fraction form
    73,881.75/110,772.01 = 26,495.83/x
  3. Step 3: Cross multiply
    73,881.75x = 110,772.01 × 26,495.83
  4. Step 4: Simplify right side
    73,881.75x = 2,934,996,517.30
  5. Step 5: Solve for x
    x = 2,934,996,517.30/73,881.75
  6. Step 6: Final answer
    x = 39,725.59

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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.