Home / 82,170.57-123,274.30-26,014.04

Finding the Fourth Proportional to 82,170.57, 123,274.30 and 26,014.04

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Solution

The fourth proportional to 82,170.57, 123,274.30 and 26,014.04 is: 39,026.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,170.57 : 123,274.30 = 26,014.04 : x
  2. Step 2: Convert to fraction form
    82,170.57/123,274.30 = 26,014.04/x
  3. Step 3: Cross multiply
    82,170.57x = 123,274.30 × 26,014.04
  4. Step 4: Simplify right side
    82,170.57x = 3,206,862,571.17
  5. Step 5: Solve for x
    x = 3,206,862,571.17/82,170.57
  6. Step 6: Final answer
    x = 39,026.90

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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.