Home / 54,137.13-81,008.87-44,689.29

Finding the Fourth Proportional to 54,137.13, 81,008.87 and 44,689.29

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Solution

The fourth proportional to 54,137.13, 81,008.87 and 44,689.29 is: 66,871.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,137.13 : 81,008.87 = 44,689.29 : x
  2. Step 2: Convert to fraction form
    54,137.13/81,008.87 = 44,689.29/x
  3. Step 3: Cross multiply
    54,137.13x = 81,008.87 × 44,689.29
  4. Step 4: Simplify right side
    54,137.13x = 3,620,228,660.56
  5. Step 5: Solve for x
    x = 3,620,228,660.56/54,137.13
  6. Step 6: Final answer
    x = 66,871.46

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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.