Home / 360,919.31-541,453.68-108,189.59

Finding the Fourth Proportional to 360,919.31, 541,453.68 and 108,189.59

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Solution

The fourth proportional to 360,919.31, 541,453.68 and 108,189.59 is: 162,306.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,919.31 : 541,453.68 = 108,189.59 : x
  2. Step 2: Convert to fraction form
    360,919.31/541,453.68 = 108,189.59/x
  3. Step 3: Cross multiply
    360,919.31x = 541,453.68 × 108,189.59
  4. Step 4: Simplify right side
    360,919.31x = 58,579,648,935.92
  5. Step 5: Solve for x
    x = 58,579,648,935.92/360,919.31
  6. Step 6: Final answer
    x = 162,306.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.