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Finding the Fourth Proportional to 244,400.10, 366,490.80 and 111,211.80

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Solution

The fourth proportional to 244,400.10, 366,490.80 and 111,211.80 is: 166,767.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,400.10 : 366,490.80 = 111,211.80 : x
  2. Step 2: Convert to fraction form
    244,400.10/366,490.80 = 111,211.80/x
  3. Step 3: Cross multiply
    244,400.10x = 366,490.80 × 111,211.80
  4. Step 4: Simplify right side
    244,400.10x = 40,758,101,551.44
  5. Step 5: Solve for x
    x = 40,758,101,551.44/244,400.10
  6. Step 6: Final answer
    x = 166,767.94

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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.