Home / 54,869.97-82,414.32-51,775.23

Finding the Fourth Proportional to 54,869.97, 82,414.32 and 51,775.23

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Solution

The fourth proportional to 54,869.97, 82,414.32 and 51,775.23 is: 77,766.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,869.97 : 82,414.32 = 51,775.23 : x
  2. Step 2: Convert to fraction form
    54,869.97/82,414.32 = 51,775.23/x
  3. Step 3: Cross multiply
    54,869.97x = 82,414.32 × 51,775.23
  4. Step 4: Simplify right side
    54,869.97x = 4,267,020,373.29
  5. Step 5: Solve for x
    x = 4,267,020,373.29/54,869.97
  6. Step 6: Final answer
    x = 77,766.04

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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.