Home / 322,184.27-483,091.20-132,775.40

Finding the Fourth Proportional to 322,184.27, 483,091.20 and 132,775.40

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Solution

The fourth proportional to 322,184.27, 483,091.20 and 132,775.40 is: 199,086.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,184.27 : 483,091.20 = 132,775.40 : x
  2. Step 2: Convert to fraction form
    322,184.27/483,091.20 = 132,775.40/x
  3. Step 3: Cross multiply
    322,184.27x = 483,091.20 × 132,775.40
  4. Step 4: Simplify right side
    322,184.27x = 64,142,627,316.48
  5. Step 5: Solve for x
    x = 64,142,627,316.48/322,184.27
  6. Step 6: Final answer
    x = 199,086.78

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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.