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Finding the Fourth Proportional to 73,839.44, 110,645.76 and 50,116.16

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Solution

The fourth proportional to 73,839.44, 110,645.76 and 50,116.16 is: 75,097.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,839.44 : 110,645.76 = 50,116.16 : x
  2. Step 2: Convert to fraction form
    73,839.44/110,645.76 = 50,116.16/x
  3. Step 3: Cross multiply
    73,839.44x = 110,645.76 × 50,116.16
  4. Step 4: Simplify right side
    73,839.44x = 5,545,140,611.48
  5. Step 5: Solve for x
    x = 5,545,140,611.48/73,839.44
  6. Step 6: Final answer
    x = 75,097.27

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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.