Home / 167,979.37-251,843.99-73,191.60

Finding the Fourth Proportional to 167,979.37, 251,843.99 and 73,191.60

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Solution

The fourth proportional to 167,979.37, 251,843.99 and 73,191.60 is: 109,732.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,979.37 : 251,843.99 = 73,191.60 : x
  2. Step 2: Convert to fraction form
    167,979.37/251,843.99 = 73,191.60/x
  3. Step 3: Cross multiply
    167,979.37x = 251,843.99 × 73,191.60
  4. Step 4: Simplify right side
    167,979.37x = 18,432,864,212.53
  5. Step 5: Solve for x
    x = 18,432,864,212.53/167,979.37
  6. Step 6: Final answer
    x = 109,732.91

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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.