Home / 82,586.52-123,879.20-23,422.14

Finding the Fourth Proportional to 82,586.52, 123,879.20 and 23,422.14

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Solution

The fourth proportional to 82,586.52, 123,879.20 and 23,422.14 is: 35,133.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,586.52 : 123,879.20 = 23,422.14 : x
  2. Step 2: Convert to fraction form
    82,586.52/123,879.20 = 23,422.14/x
  3. Step 3: Cross multiply
    82,586.52x = 123,879.20 × 23,422.14
  4. Step 4: Simplify right side
    82,586.52x = 2,901,515,848.38
  5. Step 5: Solve for x
    x = 2,901,515,848.38/82,586.52
  6. Step 6: Final answer
    x = 35,133.04

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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.