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Finding the Fourth Proportional to 110,634.78, 165,952.77 and 27,528.78

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Solution

The fourth proportional to 110,634.78, 165,952.77 and 27,528.78 is: 41,293.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,634.78 : 165,952.77 = 27,528.78 : x
  2. Step 2: Convert to fraction form
    110,634.78/165,952.77 = 27,528.78/x
  3. Step 3: Cross multiply
    110,634.78x = 165,952.77 × 27,528.78
  4. Step 4: Simplify right side
    110,634.78x = 4,568,477,295.72
  5. Step 5: Solve for x
    x = 4,568,477,295.72/110,634.78
  6. Step 6: Final answer
    x = 41,293.32

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1.5x scale

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.