Home / 54,016.22-81,129.36-44,028.29

Finding the Fourth Proportional to 54,016.22, 81,129.36 and 44,028.29

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Solution

The fourth proportional to 54,016.22, 81,129.36 and 44,028.29 is: 66,128.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,016.22 : 81,129.36 = 44,028.29 : x
  2. Step 2: Convert to fraction form
    54,016.22/81,129.36 = 44,028.29/x
  3. Step 3: Cross multiply
    54,016.22x = 81,129.36 × 44,028.29
  4. Step 4: Simplify right side
    54,016.22x = 3,571,987,357.52
  5. Step 5: Solve for x
    x = 3,571,987,357.52/54,016.22
  6. Step 6: Final answer
    x = 66,128.05

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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.