Home / 82,541.82-123,810.36-23,377.38

Finding the Fourth Proportional to 82,541.82, 123,810.36 and 23,377.38

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Solution

The fourth proportional to 82,541.82, 123,810.36 and 23,377.38 is: 35,065.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,541.82 : 123,810.36 = 23,377.38 : x
  2. Step 2: Convert to fraction form
    82,541.82/123,810.36 = 23,377.38/x
  3. Step 3: Cross multiply
    82,541.82x = 123,810.36 × 23,377.38
  4. Step 4: Simplify right side
    82,541.82x = 2,894,361,833.66
  5. Step 5: Solve for x
    x = 2,894,361,833.66/82,541.82
  6. Step 6: Final answer
    x = 35,065.40

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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.