Home / 226,514.20-339,559.09-76,649.57

Finding the Fourth Proportional to 226,514.20, 339,559.09 and 76,649.57

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Solution

The fourth proportional to 226,514.20, 339,559.09 and 76,649.57 is: 114,902.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,514.20 : 339,559.09 = 76,649.57 : x
  2. Step 2: Convert to fraction form
    226,514.20/339,559.09 = 76,649.57/x
  3. Step 3: Cross multiply
    226,514.20x = 339,559.09 × 76,649.57
  4. Step 4: Simplify right side
    226,514.20x = 26,027,056,667.01
  5. Step 5: Solve for x
    x = 26,027,056,667.01/226,514.20
  6. Step 6: Final answer
    x = 114,902.54

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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.