Home / 275,146.08-379,561.84-179,708.64

Finding the Fourth Proportional to 275,146.08, 379,561.84 and 179,708.64

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Solution

The fourth proportional to 275,146.08, 379,561.84 and 179,708.64 is: 247,906.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,146.08 : 379,561.84 = 179,708.64 : x
  2. Step 2: Convert to fraction form
    275,146.08/379,561.84 = 179,708.64/x
  3. Step 3: Cross multiply
    275,146.08x = 379,561.84 × 179,708.64
  4. Step 4: Simplify right side
    275,146.08x = 68,210,542,062.30
  5. Step 5: Solve for x
    x = 68,210,542,062.30/275,146.08
  6. Step 6: Final answer
    x = 247,906.65

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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.