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Finding the Fourth Proportional to 55,067.67, 75,993.03 and 29,917.17

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Solution

The fourth proportional to 55,067.67, 75,993.03 and 29,917.17 is: 41,285.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,067.67 : 75,993.03 = 29,917.17 : x
  2. Step 2: Convert to fraction form
    55,067.67/75,993.03 = 29,917.17/x
  3. Step 3: Cross multiply
    55,067.67x = 75,993.03 × 29,917.17
  4. Step 4: Simplify right side
    55,067.67x = 2,273,496,397.33
  5. Step 5: Solve for x
    x = 2,273,496,397.33/55,067.67
  6. Step 6: Final answer
    x = 41,285.50

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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.