Home / 54,091.55-81,027.16-44,131.79

Finding the Fourth Proportional to 54,091.55, 81,027.16 and 44,131.79

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Solution

The fourth proportional to 54,091.55, 81,027.16 and 44,131.79 is: 66,107.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,091.55 : 81,027.16 = 44,131.79 : x
  2. Step 2: Convert to fraction form
    54,091.55/81,027.16 = 44,131.79/x
  3. Step 3: Cross multiply
    54,091.55x = 81,027.16 × 44,131.79
  4. Step 4: Simplify right side
    54,091.55x = 3,575,873,701.65
  5. Step 5: Solve for x
    x = 3,575,873,701.65/54,091.55
  6. Step 6: Final answer
    x = 66,107.80

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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.