Home / 226,447.28-339,764.07-100,020.86

Finding the Fourth Proportional to 226,447.28, 339,764.07 and 100,020.86

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Solution

The fourth proportional to 226,447.28, 339,764.07 and 100,020.86 is: 150,072.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,447.28 : 339,764.07 = 100,020.86 : x
  2. Step 2: Convert to fraction form
    226,447.28/339,764.07 = 100,020.86/x
  3. Step 3: Cross multiply
    226,447.28x = 339,764.07 × 100,020.86
  4. Step 4: Simplify right side
    226,447.28x = 33,983,494,478.50
  5. Step 5: Solve for x
    x = 33,983,494,478.50/226,447.28
  6. Step 6: Final answer
    x = 150,072.43

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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.