Home / 204,936.20-307,404.30-134,894.60

Finding the Fourth Proportional to 204,936.20, 307,404.30 and 134,894.60

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Solution

The fourth proportional to 204,936.20, 307,404.30 and 134,894.60 is: 202,341.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,936.20 : 307,404.30 = 134,894.60 : x
  2. Step 2: Convert to fraction form
    204,936.20/307,404.30 = 134,894.60/x
  3. Step 3: Cross multiply
    204,936.20x = 307,404.30 × 134,894.60
  4. Step 4: Simplify right side
    204,936.20x = 41,467,180,086.78
  5. Step 5: Solve for x
    x = 41,467,180,086.78/204,936.20
  6. Step 6: Final answer
    x = 202,341.90

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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.