Home / 269,822.44-404,663.10-80,231.75

Finding the Fourth Proportional to 269,822.44, 404,663.10 and 80,231.75

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Solution

The fourth proportional to 269,822.44, 404,663.10 and 80,231.75 is: 120,326.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,822.44 : 404,663.10 = 80,231.75 : x
  2. Step 2: Convert to fraction form
    269,822.44/404,663.10 = 80,231.75/x
  3. Step 3: Cross multiply
    269,822.44x = 404,663.10 × 80,231.75
  4. Step 4: Simplify right side
    269,822.44x = 32,466,828,673.43
  5. Step 5: Solve for x
    x = 32,466,828,673.43/269,822.44
  6. Step 6: Final answer
    x = 120,326.64

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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.