Home / 215,027.28-296,716.32-119,524.68

Finding the Fourth Proportional to 215,027.28, 296,716.32 and 119,524.68

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Solution

The fourth proportional to 215,027.28, 296,716.32 and 119,524.68 is: 164,932.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,027.28 : 296,716.32 = 119,524.68 : x
  2. Step 2: Convert to fraction form
    215,027.28/296,716.32 = 119,524.68/x
  3. Step 3: Cross multiply
    215,027.28x = 296,716.32 × 119,524.68
  4. Step 4: Simplify right side
    215,027.28x = 35,464,923,198.78
  5. Step 5: Solve for x
    x = 35,464,923,198.78/215,027.28
  6. Step 6: Final answer
    x = 164,932.20

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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.