Home / 226,220.13-339,254.85-91,249.34

Finding the Fourth Proportional to 226,220.13, 339,254.85 and 91,249.34

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Solution

The fourth proportional to 226,220.13, 339,254.85 and 91,249.34 is: 136,843.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,220.13 : 339,254.85 = 91,249.34 : x
  2. Step 2: Convert to fraction form
    226,220.13/339,254.85 = 91,249.34/x
  3. Step 3: Cross multiply
    226,220.13x = 339,254.85 × 91,249.34
  4. Step 4: Simplify right side
    226,220.13x = 30,956,781,241.30
  5. Step 5: Solve for x
    x = 30,956,781,241.30/226,220.13
  6. Step 6: Final answer
    x = 136,843.62

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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.