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Finding the Fourth Proportional to 80,276.94, 110,782.20 and 44,469.27

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Solution

The fourth proportional to 80,276.94, 110,782.20 and 44,469.27 is: 61,367.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,276.94 : 110,782.20 = 44,469.27 : x
  2. Step 2: Convert to fraction form
    80,276.94/110,782.20 = 44,469.27/x
  3. Step 3: Cross multiply
    80,276.94x = 110,782.20 × 44,469.27
  4. Step 4: Simplify right side
    80,276.94x = 4,926,403,562.99
  5. Step 5: Solve for x
    x = 4,926,403,562.99/80,276.94
  6. Step 6: Final answer
    x = 61,367.61

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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.