Home / 269,774.36-404,661.26-80,233.95

Finding the Fourth Proportional to 269,774.36, 404,661.26 and 80,233.95

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Solution

The fourth proportional to 269,774.36, 404,661.26 and 80,233.95 is: 120,350.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,774.36 : 404,661.26 = 80,233.95 : x
  2. Step 2: Convert to fraction form
    269,774.36/404,661.26 = 80,233.95/x
  3. Step 3: Cross multiply
    269,774.36x = 404,661.26 × 80,233.95
  4. Step 4: Simplify right side
    269,774.36x = 32,467,570,900.61
  5. Step 5: Solve for x
    x = 32,467,570,900.61/269,774.36
  6. Step 6: Final answer
    x = 120,350.84

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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.