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Finding the Fourth Proportional to 269,403.67, 404,105.49 and 119,608.75

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Solution

The fourth proportional to 269,403.67, 404,105.49 and 119,608.75 is: 179,413.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,403.67 : 404,105.49 = 119,608.75 : x
  2. Step 2: Convert to fraction form
    269,403.67/404,105.49 = 119,608.75/x
  3. Step 3: Cross multiply
    269,403.67x = 404,105.49 × 119,608.75
  4. Step 4: Simplify right side
    269,403.67x = 48,334,552,527.04
  5. Step 5: Solve for x
    x = 48,334,552,527.04/269,403.67
  6. Step 6: Final answer
    x = 179,413.12

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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.