Home / 232,734.24-321,362.64-189,720.48

Finding the Fourth Proportional to 232,734.24, 321,362.64 and 189,720.48

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Solution

The fourth proportional to 232,734.24, 321,362.64 and 189,720.48 is: 261,968.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,734.24 : 321,362.64 = 189,720.48 : x
  2. Step 2: Convert to fraction form
    232,734.24/321,362.64 = 189,720.48/x
  3. Step 3: Cross multiply
    232,734.24x = 321,362.64 × 189,720.48
  4. Step 4: Simplify right side
    232,734.24x = 60,969,074,314.87
  5. Step 5: Solve for x
    x = 60,969,074,314.87/232,734.24
  6. Step 6: Final answer
    x = 261,968.65

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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.