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Finding the Fourth Proportional to 110,067.75, 165,102.03 and 26,961.75

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Solution

The fourth proportional to 110,067.75, 165,102.03 and 26,961.75 is: 40,442.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,067.75 : 165,102.03 = 26,961.75 : x
  2. Step 2: Convert to fraction form
    110,067.75/165,102.03 = 26,961.75/x
  3. Step 3: Cross multiply
    110,067.75x = 165,102.03 × 26,961.75
  4. Step 4: Simplify right side
    110,067.75x = 4,451,439,657.35
  5. Step 5: Solve for x
    x = 4,451,439,657.35/110,067.75
  6. Step 6: Final answer
    x = 40,442.72

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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.