Home / 486,166.72-729,250.07-131,180.73

Finding the Fourth Proportional to 486,166.72, 729,250.07 and 131,180.73

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Solution

The fourth proportional to 486,166.72, 729,250.07 and 131,180.73 is: 196,771.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,166.72 : 729,250.07 = 131,180.73 : x
  2. Step 2: Convert to fraction form
    486,166.72/729,250.07 = 131,180.73/x
  3. Step 3: Cross multiply
    486,166.72x = 729,250.07 × 131,180.73
  4. Step 4: Simplify right side
    486,166.72x = 95,663,556,535.15
  5. Step 5: Solve for x
    x = 95,663,556,535.15/486,166.72
  6. Step 6: Final answer
    x = 196,771.09

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Similar ratio
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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.