Home / 82,164.48-123,214.32-44,755.44

Finding the Fourth Proportional to 82,164.48, 123,214.32 and 44,755.44

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Solution

The fourth proportional to 82,164.48, 123,214.32 and 44,755.44 is: 67,115.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,164.48 : 123,214.32 = 44,755.44 : x
  2. Step 2: Convert to fraction form
    82,164.48/123,214.32 = 44,755.44/x
  3. Step 3: Cross multiply
    82,164.48x = 123,214.32 × 44,755.44
  4. Step 4: Simplify right side
    82,164.48x = 5,514,511,105.90
  5. Step 5: Solve for x
    x = 5,514,511,105.90/82,164.48
  6. Step 6: Final answer
    x = 67,115.51

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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.