Home / 54,418.22-75,072.39-36,494.54

Finding the Fourth Proportional to 54,418.22, 75,072.39 and 36,494.54

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Solution

The fourth proportional to 54,418.22, 75,072.39 and 36,494.54 is: 50,345.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,418.22 : 75,072.39 = 36,494.54 : x
  2. Step 2: Convert to fraction form
    54,418.22/75,072.39 = 36,494.54/x
  3. Step 3: Cross multiply
    54,418.22x = 75,072.39 × 36,494.54
  4. Step 4: Simplify right side
    54,418.22x = 2,739,732,339.75
  5. Step 5: Solve for x
    x = 2,739,732,339.75/54,418.22
  6. Step 6: Final answer
    x = 50,345.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.