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Finding the Fourth Proportional to 223,773.76, 335,667.38 and 55,294.08

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Solution

The fourth proportional to 223,773.76, 335,667.38 and 55,294.08 is: 82,942.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,773.76 : 335,667.38 = 55,294.08 : x
  2. Step 2: Convert to fraction form
    223,773.76/335,667.38 = 55,294.08/x
  3. Step 3: Cross multiply
    223,773.76x = 335,667.38 × 55,294.08
  4. Step 4: Simplify right side
    223,773.76x = 18,560,419,077.26
  5. Step 5: Solve for x
    x = 18,560,419,077.26/223,773.76
  6. Step 6: Final answer
    x = 82,942.78

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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.