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Finding the Fourth Proportional to 80,391.62, 110,940.69 and 44,584.94

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Solution

The fourth proportional to 80,391.62, 110,940.69 and 44,584.94 is: 61,527.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,391.62 : 110,940.69 = 44,584.94 : x
  2. Step 2: Convert to fraction form
    80,391.62/110,940.69 = 44,584.94/x
  3. Step 3: Cross multiply
    80,391.62x = 110,940.69 × 44,584.94
  4. Step 4: Simplify right side
    80,391.62x = 4,946,284,007.21
  5. Step 5: Solve for x
    x = 4,946,284,007.21/80,391.62
  6. Step 6: Final answer
    x = 61,527.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.