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Finding the Fourth Proportional to 111,685.70, 167,552.85 and 36,793.10

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Solution

The fourth proportional to 111,685.70, 167,552.85 and 36,793.10 is: 55,197.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,685.70 : 167,552.85 = 36,793.10 : x
  2. Step 2: Convert to fraction form
    111,685.70/167,552.85 = 36,793.10/x
  3. Step 3: Cross multiply
    111,685.70x = 167,552.85 × 36,793.10
  4. Step 4: Simplify right side
    111,685.70x = 6,164,788,765.34
  5. Step 5: Solve for x
    x = 6,164,788,765.34/111,685.70
  6. Step 6: Final answer
    x = 55,197.66

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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.