Home / 226,251.53-339,421.08-85,999.22

Finding the Fourth Proportional to 226,251.53, 339,421.08 and 85,999.22

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Solution

The fourth proportional to 226,251.53, 339,421.08 and 85,999.22 is: 129,015.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,251.53 : 339,421.08 = 85,999.22 : x
  2. Step 2: Convert to fraction form
    226,251.53/339,421.08 = 85,999.22/x
  3. Step 3: Cross multiply
    226,251.53x = 339,421.08 × 85,999.22
  4. Step 4: Simplify right side
    226,251.53x = 29,189,948,029.78
  5. Step 5: Solve for x
    x = 29,189,948,029.78/226,251.53
  6. Step 6: Final answer
    x = 129,015.47

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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.