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Finding the Fourth Proportional to 73,194.50, 109,789.91 and 33,751.58

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Solution

The fourth proportional to 73,194.50, 109,789.91 and 33,751.58 is: 50,626.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,194.50 : 109,789.91 = 33,751.58 : x
  2. Step 2: Convert to fraction form
    73,194.50/109,789.91 = 33,751.58/x
  3. Step 3: Cross multiply
    73,194.50x = 109,789.91 × 33,751.58
  4. Step 4: Simplify right side
    73,194.50x = 3,705,582,212.85
  5. Step 5: Solve for x
    x = 3,705,582,212.85/73,194.50
  6. Step 6: Final answer
    x = 50,626.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.