Home / 168,067.09-231,941.24-92,615.59

Finding the Fourth Proportional to 168,067.09, 231,941.24 and 92,615.59

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Solution

The fourth proportional to 168,067.09, 231,941.24 and 92,615.59 is: 127,814.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,067.09 : 231,941.24 = 92,615.59 : x
  2. Step 2: Convert to fraction form
    168,067.09/231,941.24 = 92,615.59/x
  3. Step 3: Cross multiply
    168,067.09x = 231,941.24 × 92,615.59
  4. Step 4: Simplify right side
    168,067.09x = 21,481,374,787.93
  5. Step 5: Solve for x
    x = 21,481,374,787.93/168,067.09
  6. Step 6: Final answer
    x = 127,814.28

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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.