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Finding the Fourth Proportional to 197,236.80, 295,864.80 and 55,081.92

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Solution

The fourth proportional to 197,236.80, 295,864.80 and 55,081.92 is: 82,625.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,236.80 : 295,864.80 = 55,081.92 : x
  2. Step 2: Convert to fraction form
    197,236.80/295,864.80 = 55,081.92/x
  3. Step 3: Cross multiply
    197,236.80x = 295,864.80 × 55,081.92
  4. Step 4: Simplify right side
    197,236.80x = 16,296,801,244.42
  5. Step 5: Solve for x
    x = 16,296,801,244.42/197,236.80
  6. Step 6: Final answer
    x = 82,625.56

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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.