Home / 204,550.20-306,606.60-92,211.30

Finding the Fourth Proportional to 204,550.20, 306,606.60 and 92,211.30

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Solution

The fourth proportional to 204,550.20, 306,606.60 and 92,211.30 is: 138,218.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,550.20 : 306,606.60 = 92,211.30 : x
  2. Step 2: Convert to fraction form
    204,550.20/306,606.60 = 92,211.30/x
  3. Step 3: Cross multiply
    204,550.20x = 306,606.60 × 92,211.30
  4. Step 4: Simplify right side
    204,550.20x = 28,272,593,174.58
  5. Step 5: Solve for x
    x = 28,272,593,174.58/204,550.20
  6. Step 6: Final answer
    x = 138,218.36

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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.