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Finding the Fourth Proportional to 73,677.86, 110,454.31 and 26,278.68

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Solution

The fourth proportional to 73,677.86, 110,454.31 and 26,278.68 is: 39,395.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,677.86 : 110,454.31 = 26,278.68 : x
  2. Step 2: Convert to fraction form
    73,677.86/110,454.31 = 26,278.68/x
  3. Step 3: Cross multiply
    73,677.86x = 110,454.31 × 26,278.68
  4. Step 4: Simplify right side
    73,677.86x = 2,902,593,467.11
  5. Step 5: Solve for x
    x = 2,902,593,467.11/73,677.86
  6. Step 6: Final answer
    x = 39,395.74

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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.