Home / 167,848.35-231,633.68-91,369.65

Finding the Fourth Proportional to 167,848.35, 231,633.68 and 91,369.65

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Solution

The fourth proportional to 167,848.35, 231,633.68 and 91,369.65 is: 126,091.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,848.35 : 231,633.68 = 91,369.65 : x
  2. Step 2: Convert to fraction form
    167,848.35/231,633.68 = 91,369.65/x
  3. Step 3: Cross multiply
    167,848.35x = 231,633.68 × 91,369.65
  4. Step 4: Simplify right side
    167,848.35x = 21,164,288,269.81
  5. Step 5: Solve for x
    x = 21,164,288,269.81/167,848.35
  6. Step 6: Final answer
    x = 126,091.73

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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.