Home / 82,218.18-123,340.19-34,833.41

Finding the Fourth Proportional to 82,218.18, 123,340.19 and 34,833.41

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Solution

The fourth proportional to 82,218.18, 123,340.19 and 34,833.41 is: 52,255.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,218.18 : 123,340.19 = 34,833.41 : x
  2. Step 2: Convert to fraction form
    82,218.18/123,340.19 = 34,833.41/x
  3. Step 3: Cross multiply
    82,218.18x = 123,340.19 × 34,833.41
  4. Step 4: Simplify right side
    82,218.18x = 4,296,358,616.88
  5. Step 5: Solve for x
    x = 4,296,358,616.88/82,218.18
  6. Step 6: Final answer
    x = 52,255.58

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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.