Home / 204,255.10-306,054.60-192,445.30

Finding the Fourth Proportional to 204,255.10, 306,054.60 and 192,445.30

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Solution

The fourth proportional to 204,255.10, 306,054.60 and 192,445.30 is: 288,358.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,255.10 : 306,054.60 = 192,445.30 : x
  2. Step 2: Convert to fraction form
    204,255.10/306,054.60 = 192,445.30/x
  3. Step 3: Cross multiply
    204,255.10x = 306,054.60 × 192,445.30
  4. Step 4: Simplify right side
    204,255.10x = 58,898,769,313.38
  5. Step 5: Solve for x
    x = 58,898,769,313.38/204,255.10
  6. Step 6: Final answer
    x = 288,358.87

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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.