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Finding the Fourth Proportional to 192,245.53, 263,372 and 185,057.80

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Solution

The fourth proportional to 192,245.53, 263,372 and 185,057.80 is: 253,524.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,245.53 : 263,372 = 185,057.80 : x
  2. Step 2: Convert to fraction form
    192,245.53/263,372 = 185,057.80/x
  3. Step 3: Cross multiply
    192,245.53x = 263,372 × 185,057.80
  4. Step 4: Simplify right side
    192,245.53x = 48,739,042,901.60
  5. Step 5: Solve for x
    x = 48,739,042,901.60/192,245.53
  6. Step 6: Final answer
    x = 253,524.97

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.