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Finding the Fourth Proportional to 111,194.49, 166,793.15 and 36,314.04

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Solution

The fourth proportional to 111,194.49, 166,793.15 and 36,314.04 is: 54,471.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,194.49 : 166,793.15 = 36,314.04 : x
  2. Step 2: Convert to fraction form
    111,194.49/166,793.15 = 36,314.04/x
  3. Step 3: Cross multiply
    111,194.49x = 166,793.15 × 36,314.04
  4. Step 4: Simplify right side
    111,194.49x = 6,056,932,939.26
  5. Step 5: Solve for x
    x = 6,056,932,939.26/111,194.49
  6. Step 6: Final answer
    x = 54,471.52

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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.