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Finding the Fourth Proportional to 110,622.73, 165,933.78 and 27,516.73

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Solution

The fourth proportional to 110,622.73, 165,933.78 and 27,516.73 is: 41,275.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,622.73 : 165,933.78 = 27,516.73 : x
  2. Step 2: Convert to fraction form
    110,622.73/165,933.78 = 27,516.73/x
  3. Step 3: Cross multiply
    110,622.73x = 165,933.78 × 27,516.73
  4. Step 4: Simplify right side
    110,622.73x = 4,565,955,022.14
  5. Step 5: Solve for x
    x = 4,565,955,022.14/110,622.73
  6. Step 6: Final answer
    x = 41,275.02

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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.