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Finding the Fourth Proportional to 73,910.66, 110,845.71 and 26,516.97

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Solution

The fourth proportional to 73,910.66, 110,845.71 and 26,516.97 is: 39,768.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,910.66 : 110,845.71 = 26,516.97 : x
  2. Step 2: Convert to fraction form
    73,910.66/110,845.71 = 26,516.97/x
  3. Step 3: Cross multiply
    73,910.66x = 110,845.71 × 26,516.97
  4. Step 4: Simplify right side
    73,910.66x = 2,939,292,366.70
  5. Step 5: Solve for x
    x = 2,939,292,366.70/73,910.66
  6. Step 6: Final answer
    x = 39,768.18

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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.