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Finding the Fourth Proportional to 80,806.01, 111,511.22 and 44,506.76

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Solution

The fourth proportional to 80,806.01, 111,511.22 and 44,506.76 is: 61,418.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,806.01 : 111,511.22 = 44,506.76 : x
  2. Step 2: Convert to fraction form
    80,806.01/111,511.22 = 44,506.76/x
  3. Step 3: Cross multiply
    80,806.01x = 111,511.22 × 44,506.76
  4. Step 4: Simplify right side
    80,806.01x = 4,963,002,659.56
  5. Step 5: Solve for x
    x = 4,963,002,659.56/80,806.01
  6. Step 6: Final answer
    x = 61,418.73

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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.