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Finding the Fourth Proportional to 110,620.20, 165,954.60 and 35,727.60

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Solution

The fourth proportional to 110,620.20, 165,954.60 and 35,727.60 is: 53,599.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,620.20 : 165,954.60 = 35,727.60 : x
  2. Step 2: Convert to fraction form
    110,620.20/165,954.60 = 35,727.60/x
  3. Step 3: Cross multiply
    110,620.20x = 165,954.60 × 35,727.60
  4. Step 4: Simplify right side
    110,620.20x = 5,929,159,566.96
  5. Step 5: Solve for x
    x = 5,929,159,566.96/110,620.20
  6. Step 6: Final answer
    x = 53,599.25

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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.