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Finding the Fourth Proportional to 110,662.68, 165,961.62 and 44,080.68

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Solution

The fourth proportional to 110,662.68, 165,961.62 and 44,080.68 is: 66,108.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,662.68 : 165,961.62 = 44,080.68 : x
  2. Step 2: Convert to fraction form
    110,662.68/165,961.62 = 44,080.68/x
  3. Step 3: Cross multiply
    110,662.68x = 165,961.62 × 44,080.68
  4. Step 4: Simplify right side
    110,662.68x = 7,315,701,063.50
  5. Step 5: Solve for x
    x = 7,315,701,063.50/110,662.68
  6. Step 6: Final answer
    x = 66,108.11

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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.