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Finding the Fourth Proportional to 111,148.60, 166,739.30 and 32,252.57

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Solution

The fourth proportional to 111,148.60, 166,739.30 and 32,252.57 is: 48,383.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,148.60 : 166,739.30 = 32,252.57 : x
  2. Step 2: Convert to fraction form
    111,148.60/166,739.30 = 32,252.57/x
  3. Step 3: Cross multiply
    111,148.60x = 166,739.30 × 32,252.57
  4. Step 4: Simplify right side
    111,148.60x = 5,377,770,945.00
  5. Step 5: Solve for x
    x = 5,377,770,945.00/111,148.60
  6. Step 6: Final answer
    x = 48,383.61

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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.