Home / 275,192.22-379,413.69-178,224.75

Finding the Fourth Proportional to 275,192.22, 379,413.69 and 178,224.75

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Solution

The fourth proportional to 275,192.22, 379,413.69 and 178,224.75 is: 245,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,192.22 : 379,413.69 = 178,224.75 : x
  2. Step 2: Convert to fraction form
    275,192.22/379,413.69 = 178,224.75/x
  3. Step 3: Cross multiply
    275,192.22x = 379,413.69 × 178,224.75
  4. Step 4: Simplify right side
    275,192.22x = 67,620,910,046.83
  5. Step 5: Solve for x
    x = 67,620,910,046.83/275,192.22
  6. Step 6: Final answer
    x = 245,722.46

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1.5x scale

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.