Home / 82,080.24-123,126.85-25,924.68

Finding the Fourth Proportional to 82,080.24, 123,126.85 and 25,924.68

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Solution

The fourth proportional to 82,080.24, 123,126.85 and 25,924.68 is: 38,889.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,080.24 : 123,126.85 = 25,924.68 : x
  2. Step 2: Convert to fraction form
    82,080.24/123,126.85 = 25,924.68/x
  3. Step 3: Cross multiply
    82,080.24x = 123,126.85 × 25,924.68
  4. Step 4: Simplify right side
    82,080.24x = 3,192,024,454.99
  5. Step 5: Solve for x
    x = 3,192,024,454.99/82,080.24
  6. Step 6: Final answer
    x = 38,889.07

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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.