Home / 82,545.26-123,824.79-26,393.36

Finding the Fourth Proportional to 82,545.26, 123,824.79 and 26,393.36

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Solution

The fourth proportional to 82,545.26, 123,824.79 and 26,393.36 is: 39,592.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,545.26 : 123,824.79 = 26,393.36 : x
  2. Step 2: Convert to fraction form
    82,545.26/123,824.79 = 26,393.36/x
  3. Step 3: Cross multiply
    82,545.26x = 123,824.79 × 26,393.36
  4. Step 4: Simplify right side
    82,545.26x = 3,268,151,640.27
  5. Step 5: Solve for x
    x = 3,268,151,640.27/82,545.26
  6. Step 6: Final answer
    x = 39,592.24

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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.