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Finding the Fourth Proportional to 73,662.36, 110,512.08 and 29,274.36

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Solution

The fourth proportional to 73,662.36, 110,512.08 and 29,274.36 is: 43,918.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,662.36 : 110,512.08 = 29,274.36 : x
  2. Step 2: Convert to fraction form
    73,662.36/110,512.08 = 29,274.36/x
  3. Step 3: Cross multiply
    73,662.36x = 110,512.08 × 29,274.36
  4. Step 4: Simplify right side
    73,662.36x = 3,235,170,414.27
  5. Step 5: Solve for x
    x = 3,235,170,414.27/73,662.36
  6. Step 6: Final answer
    x = 43,918.91

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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.