Home / 82,054.85-123,082.31-25,899.35

Finding the Fourth Proportional to 82,054.85, 123,082.31 and 25,899.35

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Solution

The fourth proportional to 82,054.85, 123,082.31 and 25,899.35 is: 38,849.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,054.85 : 123,082.31 = 25,899.35 : x
  2. Step 2: Convert to fraction form
    82,054.85/123,082.31 = 25,899.35/x
  3. Step 3: Cross multiply
    82,054.85x = 123,082.31 × 25,899.35
  4. Step 4: Simplify right side
    82,054.85x = 3,187,751,274.84
  5. Step 5: Solve for x
    x = 3,187,751,274.84/82,054.85
  6. Step 6: Final answer
    x = 38,849.03

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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.