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Finding the Fourth Proportional to 80,255.04, 110,751.12 and 44,446.56

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Solution

The fourth proportional to 80,255.04, 110,751.12 and 44,446.56 is: 61,335.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,255.04 : 110,751.12 = 44,446.56 : x
  2. Step 2: Convert to fraction form
    80,255.04/110,751.12 = 44,446.56/x
  3. Step 3: Cross multiply
    80,255.04x = 110,751.12 × 44,446.56
  4. Step 4: Simplify right side
    80,255.04x = 4,922,506,300.15
  5. Step 5: Solve for x
    x = 4,922,506,300.15/80,255.04
  6. Step 6: Final answer
    x = 61,335.79

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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.