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Finding the Fourth Proportional to 110,976.62, 166,480.68 and 36,072.46

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Solution

The fourth proportional to 110,976.62, 166,480.68 and 36,072.46 is: 54,113.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,976.62 : 166,480.68 = 36,072.46 : x
  2. Step 2: Convert to fraction form
    110,976.62/166,480.68 = 36,072.46/x
  3. Step 3: Cross multiply
    110,976.62x = 166,480.68 × 36,072.46
  4. Step 4: Simplify right side
    110,976.62x = 6,005,367,670.07
  5. Step 5: Solve for x
    x = 6,005,367,670.07/110,976.62
  6. Step 6: Final answer
    x = 54,113.81

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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.