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Finding the Fourth Proportional to 110,122.55, 165,169.74 and 35,236.43

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Solution

The fourth proportional to 110,122.55, 165,169.74 and 35,236.43 is: 52,850.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,122.55 : 165,169.74 = 35,236.43 : x
  2. Step 2: Convert to fraction form
    110,122.55/165,169.74 = 35,236.43/x
  3. Step 3: Cross multiply
    110,122.55x = 165,169.74 × 35,236.43
  4. Step 4: Simplify right side
    110,122.55x = 5,819,991,919.69
  5. Step 5: Solve for x
    x = 5,819,991,919.69/110,122.55
  6. Step 6: Final answer
    x = 52,850.14

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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.