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Finding the Fourth Proportional to 73,951.77, 110,927.52 and 17,791.83

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Solution

The fourth proportional to 73,951.77, 110,927.52 and 17,791.83 is: 26,687.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,951.77 : 110,927.52 = 17,791.83 : x
  2. Step 2: Convert to fraction form
    73,951.77/110,927.52 = 17,791.83/x
  3. Step 3: Cross multiply
    73,951.77x = 110,927.52 × 17,791.83
  4. Step 4: Simplify right side
    73,951.77x = 1,973,603,578.16
  5. Step 5: Solve for x
    x = 1,973,603,578.16/73,951.77
  6. Step 6: Final answer
    x = 26,687.71

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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.