Home / 232,723.38-321,155.64-137,260.84

Finding the Fourth Proportional to 232,723.38, 321,155.64 and 137,260.84

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Solution

The fourth proportional to 232,723.38, 321,155.64 and 137,260.84 is: 189,418.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,723.38 : 321,155.64 = 137,260.84 : x
  2. Step 2: Convert to fraction form
    232,723.38/321,155.64 = 137,260.84/x
  3. Step 3: Cross multiply
    232,723.38x = 321,155.64 × 137,260.84
  4. Step 4: Simplify right side
    232,723.38x = 44,082,092,917.14
  5. Step 5: Solve for x
    x = 44,082,092,917.14/232,723.38
  6. Step 6: Final answer
    x = 189,418.41

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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.