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Finding the Fourth Proportional to 226,250.82, 339,419.88 and 85,998.48

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Solution

The fourth proportional to 226,250.82, 339,419.88 and 85,998.48 is: 129,014.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,250.82 : 339,419.88 = 85,998.48 : x
  2. Step 2: Convert to fraction form
    226,250.82/339,419.88 = 85,998.48/x
  3. Step 3: Cross multiply
    226,250.82x = 339,419.88 × 85,998.48
  4. Step 4: Simplify right side
    226,250.82x = 29,189,593,761.78
  5. Step 5: Solve for x
    x = 29,189,593,761.78/226,250.82
  6. Step 6: Final answer
    x = 129,014.31

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1.5x scale

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.