Home / 204,911.10-307,949.85-179,250.30

Finding the Fourth Proportional to 204,911.10, 307,949.85 and 179,250.30

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Solution

The fourth proportional to 204,911.10, 307,949.85 and 179,250.30 is: 269,385.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,911.10 : 307,949.85 = 179,250.30 : x
  2. Step 2: Convert to fraction form
    204,911.10/307,949.85 = 179,250.30/x
  3. Step 3: Cross multiply
    204,911.10x = 307,949.85 × 179,250.30
  4. Step 4: Simplify right side
    204,911.10x = 55,200,102,997.46
  5. Step 5: Solve for x
    x = 55,200,102,997.46/204,911.10
  6. Step 6: Final answer
    x = 269,385.62

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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.