Home / 205,255.97-307,972.66-110,375.26

Finding the Fourth Proportional to 205,255.97, 307,972.66 and 110,375.26

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Solution

The fourth proportional to 205,255.97, 307,972.66 and 110,375.26 is: 165,610.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,255.97 : 307,972.66 = 110,375.26 : x
  2. Step 2: Convert to fraction form
    205,255.97/307,972.66 = 110,375.26/x
  3. Step 3: Cross multiply
    205,255.97x = 307,972.66 × 110,375.26
  4. Step 4: Simplify right side
    205,255.97x = 33,992,561,374.52
  5. Step 5: Solve for x
    x = 33,992,561,374.52/205,255.97
  6. Step 6: Final answer
    x = 165,610.58

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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.