Home / 82,282.20-123,427.53-23,122.49

Finding the Fourth Proportional to 82,282.20, 123,427.53 and 23,122.49

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Solution

The fourth proportional to 82,282.20, 123,427.53 and 23,122.49 is: 34,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,282.20 : 123,427.53 = 23,122.49 : x
  2. Step 2: Convert to fraction form
    82,282.20/123,427.53 = 23,122.49/x
  3. Step 3: Cross multiply
    82,282.20x = 123,427.53 × 23,122.49
  4. Step 4: Simplify right side
    82,282.20x = 2,853,951,211.01
  5. Step 5: Solve for x
    x = 2,853,951,211.01/82,282.20
  6. Step 6: Final answer
    x = 34,684.92

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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.