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Finding the Fourth Proportional to 80,392.37, 110,936.39 and 44,582.40

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Solution

The fourth proportional to 80,392.37, 110,936.39 and 44,582.40 is: 61,520.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,392.37 : 110,936.39 = 44,582.40 : x
  2. Step 2: Convert to fraction form
    80,392.37/110,936.39 = 44,582.40/x
  3. Step 3: Cross multiply
    80,392.37x = 110,936.39 × 44,582.40
  4. Step 4: Simplify right side
    80,392.37x = 4,945,810,290.62
  5. Step 5: Solve for x
    x = 4,945,810,290.62/80,392.37
  6. Step 6: Final answer
    x = 61,520.90

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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.