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Finding the Fourth Proportional to 223,773.44, 335,556.48 and 83,431.04

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Solution

The fourth proportional to 223,773.44, 335,556.48 and 83,431.04 is: 125,107.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,773.44 : 335,556.48 = 83,431.04 : x
  2. Step 2: Convert to fraction form
    223,773.44/335,556.48 = 83,431.04/x
  3. Step 3: Cross multiply
    223,773.44x = 335,556.48 × 83,431.04
  4. Step 4: Simplify right side
    223,773.44x = 27,995,826,105.14
  5. Step 5: Solve for x
    x = 27,995,826,105.14/223,773.44
  6. Step 6: Final answer
    x = 125,107.90

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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.