Home / 79,481.05-119,147.46-26,853.73

Finding the Fourth Proportional to 79,481.05, 119,147.46 and 26,853.73

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Solution

The fourth proportional to 79,481.05, 119,147.46 and 26,853.73 is: 40,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,481.05 : 119,147.46 = 26,853.73 : x
  2. Step 2: Convert to fraction form
    79,481.05/119,147.46 = 26,853.73/x
  3. Step 3: Cross multiply
    79,481.05x = 119,147.46 × 26,853.73
  4. Step 4: Simplify right side
    79,481.05x = 3,199,553,721.03
  5. Step 5: Solve for x
    x = 3,199,553,721.03/79,481.05
  6. Step 6: Final answer
    x = 40,255.55

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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.