Home / 82,576.25-123,863.86-23,411.92

Finding the Fourth Proportional to 82,576.25, 123,863.86 and 23,411.92

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Solution

The fourth proportional to 82,576.25, 123,863.86 and 23,411.92 is: 35,117.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,576.25 : 123,863.86 = 23,411.92 : x
  2. Step 2: Convert to fraction form
    82,576.25/123,863.86 = 23,411.92/x
  3. Step 3: Cross multiply
    82,576.25x = 123,863.86 × 23,411.92
  4. Step 4: Simplify right side
    82,576.25x = 2,899,890,781.21
  5. Step 5: Solve for x
    x = 2,899,890,781.21/82,576.25
  6. Step 6: Final answer
    x = 35,117.73

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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.