Home / 215,037.20-296,769.29-119,552.78

Finding the Fourth Proportional to 215,037.20, 296,769.29 and 119,552.78

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Solution

The fourth proportional to 215,037.20, 296,769.29 and 119,552.78 is: 164,992.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,037.20 : 296,769.29 = 119,552.78 : x
  2. Step 2: Convert to fraction form
    215,037.20/296,769.29 = 119,552.78/x
  3. Step 3: Cross multiply
    215,037.20x = 296,769.29 × 119,552.78
  4. Step 4: Simplify right side
    215,037.20x = 35,479,591,556.52
  5. Step 5: Solve for x
    x = 35,479,591,556.52/215,037.20
  6. Step 6: Final answer
    x = 164,992.81

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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.