Home / 167,678.30-231,327.77-95,065.90

Finding the Fourth Proportional to 167,678.30, 231,327.77 and 95,065.90

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Solution

The fourth proportional to 167,678.30, 231,327.77 and 95,065.90 is: 131,152.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,678.30 : 231,327.77 = 95,065.90 : x
  2. Step 2: Convert to fraction form
    167,678.30/231,327.77 = 95,065.90/x
  3. Step 3: Cross multiply
    167,678.30x = 231,327.77 × 95,065.90
  4. Step 4: Simplify right side
    167,678.30x = 21,991,383,699.73
  5. Step 5: Solve for x
    x = 21,991,383,699.73/167,678.30
  6. Step 6: Final answer
    x = 131,152.23

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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.