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Finding the Fourth Proportional to 111,522.20, 167,234.70 and 44,940.20

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Solution

The fourth proportional to 111,522.20, 167,234.70 and 44,940.20 is: 67,390.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,522.20 : 167,234.70 = 44,940.20 : x
  2. Step 2: Convert to fraction form
    111,522.20/167,234.70 = 44,940.20/x
  3. Step 3: Cross multiply
    111,522.20x = 167,234.70 × 44,940.20
  4. Step 4: Simplify right side
    111,522.20x = 7,515,560,864.94
  5. Step 5: Solve for x
    x = 7,515,560,864.94/111,522.20
  6. Step 6: Final answer
    x = 67,390.72

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1.5x scale

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.