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Finding the Fourth Proportional to 80,194.58, 110,672.52 and 48,373.64

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Solution

The fourth proportional to 80,194.58, 110,672.52 and 48,373.64 is: 66,758.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,194.58 : 110,672.52 = 48,373.64 : x
  2. Step 2: Convert to fraction form
    80,194.58/110,672.52 = 48,373.64/x
  3. Step 3: Cross multiply
    80,194.58x = 110,672.52 × 48,373.64
  4. Step 4: Simplify right side
    80,194.58x = 5,353,632,640.37
  5. Step 5: Solve for x
    x = 5,353,632,640.37/80,194.58
  6. Step 6: Final answer
    x = 66,758.04

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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.