Home / 82,168.38-123,252.57-23,012.82

Finding the Fourth Proportional to 82,168.38, 123,252.57 and 23,012.82

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Solution

The fourth proportional to 82,168.38, 123,252.57 and 23,012.82 is: 34,519.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,168.38 : 123,252.57 = 23,012.82 : x
  2. Step 2: Convert to fraction form
    82,168.38/123,252.57 = 23,012.82/x
  3. Step 3: Cross multiply
    82,168.38x = 123,252.57 × 23,012.82
  4. Step 4: Simplify right side
    82,168.38x = 2,836,389,207.95
  5. Step 5: Solve for x
    x = 2,836,389,207.95/82,168.38
  6. Step 6: Final answer
    x = 34,519.23

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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.