Home / 82,057.24-123,085.89-25,903.03

Finding the Fourth Proportional to 82,057.24, 123,085.89 and 25,903.03

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Solution

The fourth proportional to 82,057.24, 123,085.89 and 25,903.03 is: 38,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,057.24 : 123,085.89 = 25,903.03 : x
  2. Step 2: Convert to fraction form
    82,057.24/123,085.89 = 25,903.03/x
  3. Step 3: Cross multiply
    82,057.24x = 123,085.89 × 25,903.03
  4. Step 4: Simplify right side
    82,057.24x = 3,188,297,501.25
  5. Step 5: Solve for x
    x = 3,188,297,501.25/82,057.24
  6. Step 6: Final answer
    x = 38,854.55

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Similar ratio
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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.