Home / 167,690.43-231,408.09-92,238.93

Finding the Fourth Proportional to 167,690.43, 231,408.09 and 92,238.93

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Solution

The fourth proportional to 167,690.43, 231,408.09 and 92,238.93 is: 127,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,690.43 : 231,408.09 = 92,238.93 : x
  2. Step 2: Convert to fraction form
    167,690.43/231,408.09 = 92,238.93/x
  3. Step 3: Cross multiply
    167,690.43x = 231,408.09 × 92,238.93
  4. Step 4: Simplify right side
    167,690.43x = 21,344,834,614.94
  5. Step 5: Solve for x
    x = 21,344,834,614.94/167,690.43
  6. Step 6: Final answer
    x = 127,287.14

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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.