Home / 80,494.12-111,082.31-50,296.97

Finding the Fourth Proportional to 80,494.12, 111,082.31 and 50,296.97

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Solution

The fourth proportional to 80,494.12, 111,082.31 and 50,296.97 is: 69,410.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,494.12 : 111,082.31 = 50,296.97 : x
  2. Step 2: Convert to fraction form
    80,494.12/111,082.31 = 50,296.97/x
  3. Step 3: Cross multiply
    80,494.12x = 111,082.31 × 50,296.97
  4. Step 4: Simplify right side
    80,494.12x = 5,587,103,486.52
  5. Step 5: Solve for x
    x = 5,587,103,486.52/80,494.12
  6. Step 6: Final answer
    x = 69,410.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.