Home / 79,974.12-119,961.12-23,815.02

Finding the Fourth Proportional to 79,974.12, 119,961.12 and 23,815.02

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Solution

The fourth proportional to 79,974.12, 119,961.12 and 23,815.02 is: 35,722.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,974.12 : 119,961.12 = 23,815.02 : x
  2. Step 2: Convert to fraction form
    79,974.12/119,961.12 = 23,815.02/x
  3. Step 3: Cross multiply
    79,974.12x = 119,961.12 × 23,815.02
  4. Step 4: Simplify right side
    79,974.12x = 2,856,876,472.02
  5. Step 5: Solve for x
    x = 2,856,876,472.02/79,974.12
  6. Step 6: Final answer
    x = 35,722.51

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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.