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Finding the Fourth Proportional to 184,951.88, 255,231.78 and 100,067.08

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Solution

The fourth proportional to 184,951.88, 255,231.78 and 100,067.08 is: 138,091.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,951.88 : 255,231.78 = 100,067.08 : x
  2. Step 2: Convert to fraction form
    184,951.88/255,231.78 = 100,067.08/x
  3. Step 3: Cross multiply
    184,951.88x = 255,231.78 × 100,067.08
  4. Step 4: Simplify right side
    184,951.88x = 25,540,298,947.80
  5. Step 5: Solve for x
    x = 25,540,298,947.80/184,951.88
  6. Step 6: Final answer
    x = 138,091.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.