Home / 200,468.20-300,676.38-75,793

Finding the Fourth Proportional to 200,468.20, 300,676.38 and 75,793

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Solution

The fourth proportional to 200,468.20, 300,676.38 and 75,793 is: 113,679.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,468.20 : 300,676.38 = 75,793 : x
  2. Step 2: Convert to fraction form
    200,468.20/300,676.38 = 75,793/x
  3. Step 3: Cross multiply
    200,468.20x = 300,676.38 × 75,793
  4. Step 4: Simplify right side
    200,468.20x = 22,789,164,869.34
  5. Step 5: Solve for x
    x = 22,789,164,869.34/200,468.20
  6. Step 6: Final answer
    x = 113,679.70

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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.