Home / 226,228.87-339,486.30-126,454.52

Finding the Fourth Proportional to 226,228.87, 339,486.30 and 126,454.52

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Solution

The fourth proportional to 226,228.87, 339,486.30 and 126,454.52 is: 189,761.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,228.87 : 339,486.30 = 126,454.52 : x
  2. Step 2: Convert to fraction form
    226,228.87/339,486.30 = 126,454.52/x
  3. Step 3: Cross multiply
    226,228.87x = 339,486.30 × 126,454.52
  4. Step 4: Simplify right side
    226,228.87x = 42,929,577,113.08
  5. Step 5: Solve for x
    x = 42,929,577,113.08/226,228.87
  6. Step 6: Final answer
    x = 189,761.71

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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.