Home / 67,082.22-100,626.78-17,162.75

Finding the Fourth Proportional to 67,082.22, 100,626.78 and 17,162.75

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Solution

The fourth proportional to 67,082.22, 100,626.78 and 17,162.75 is: 25,745.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,082.22 : 100,626.78 = 17,162.75 : x
  2. Step 2: Convert to fraction form
    67,082.22/100,626.78 = 17,162.75/x
  3. Step 3: Cross multiply
    67,082.22x = 100,626.78 × 17,162.75
  4. Step 4: Simplify right side
    67,082.22x = 1,727,031,765.31
  5. Step 5: Solve for x
    x = 1,727,031,765.31/67,082.22
  6. Step 6: Final answer
    x = 25,745.00

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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.