Home / 225,514.53-338,310.88-75,769.43

Finding the Fourth Proportional to 225,514.53, 338,310.88 and 75,769.43

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Solution

The fourth proportional to 225,514.53, 338,310.88 and 75,769.43 is: 113,667.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,514.53 : 338,310.88 = 75,769.43 : x
  2. Step 2: Convert to fraction form
    225,514.53/338,310.88 = 75,769.43/x
  3. Step 3: Cross multiply
    225,514.53x = 338,310.88 × 75,769.43
  4. Step 4: Simplify right side
    225,514.53x = 25,633,621,884.04
  5. Step 5: Solve for x
    x = 25,633,621,884.04/225,514.53
  6. Step 6: Final answer
    x = 113,667.27

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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.