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Finding the Fourth Proportional to 73,755.75, 101,791.64 and 41,929.41

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Solution

The fourth proportional to 73,755.75, 101,791.64 and 41,929.41 is: 57,867.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,755.75 : 101,791.64 = 41,929.41 : x
  2. Step 2: Convert to fraction form
    73,755.75/101,791.64 = 41,929.41/x
  3. Step 3: Cross multiply
    73,755.75x = 101,791.64 × 41,929.41
  4. Step 4: Simplify right side
    73,755.75x = 4,268,063,512.96
  5. Step 5: Solve for x
    x = 4,268,063,512.96/73,755.75
  6. Step 6: Final answer
    x = 57,867.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.