Home / 54,145.96-81,092.78-52,651.24

Finding the Fourth Proportional to 54,145.96, 81,092.78 and 52,651.24

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Solution

The fourth proportional to 54,145.96, 81,092.78 and 52,651.24 is: 78,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,145.96 : 81,092.78 = 52,651.24 : x
  2. Step 2: Convert to fraction form
    54,145.96/81,092.78 = 52,651.24/x
  3. Step 3: Cross multiply
    54,145.96x = 81,092.78 × 52,651.24
  4. Step 4: Simplify right side
    54,145.96x = 4,269,635,422.05
  5. Step 5: Solve for x
    x = 4,269,635,422.05/54,145.96
  6. Step 6: Final answer
    x = 78,854.18

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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.