Home / 215,249.44-322,876.08-75,007.84

Finding the Fourth Proportional to 215,249.44, 322,876.08 and 75,007.84

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Solution

The fourth proportional to 215,249.44, 322,876.08 and 75,007.84 is: 112,512.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,249.44 : 322,876.08 = 75,007.84 : x
  2. Step 2: Convert to fraction form
    215,249.44/322,876.08 = 75,007.84/x
  3. Step 3: Cross multiply
    215,249.44x = 322,876.08 × 75,007.84
  4. Step 4: Simplify right side
    215,249.44x = 24,218,237,348.47
  5. Step 5: Solve for x
    x = 24,218,237,348.47/215,249.44
  6. Step 6: Final answer
    x = 112,512.43

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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.