Home / 54,144.66-81,241.23-34,418.10

Finding the Fourth Proportional to 54,144.66, 81,241.23 and 34,418.10

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Solution

The fourth proportional to 54,144.66, 81,241.23 and 34,418.10 is: 51,642.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,144.66 : 81,241.23 = 34,418.10 : x
  2. Step 2: Convert to fraction form
    54,144.66/81,241.23 = 34,418.10/x
  3. Step 3: Cross multiply
    54,144.66x = 81,241.23 × 34,418.10
  4. Step 4: Simplify right side
    54,144.66x = 2,796,168,778.26
  5. Step 5: Solve for x
    x = 2,796,168,778.26/54,144.66
  6. Step 6: Final answer
    x = 51,642.56

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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.