Home / 222,910.57-334,391.22-80,822.75

Finding the Fourth Proportional to 222,910.57, 334,391.22 and 80,822.75

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Solution

The fourth proportional to 222,910.57, 334,391.22 and 80,822.75 is: 121,243.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,910.57 : 334,391.22 = 80,822.75 : x
  2. Step 2: Convert to fraction form
    222,910.57/334,391.22 = 80,822.75/x
  3. Step 3: Cross multiply
    222,910.57x = 334,391.22 × 80,822.75
  4. Step 4: Simplify right side
    222,910.57x = 27,026,419,125.72
  5. Step 5: Solve for x
    x = 27,026,419,125.72/222,910.57
  6. Step 6: Final answer
    x = 121,243.33

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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.