Home / 179,178.78-268,768.17-73,882.02

Finding the Fourth Proportional to 179,178.78, 268,768.17 and 73,882.02

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Solution

The fourth proportional to 179,178.78, 268,768.17 and 73,882.02 is: 110,823.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,178.78 : 268,768.17 = 73,882.02 : x
  2. Step 2: Convert to fraction form
    179,178.78/268,768.17 = 73,882.02/x
  3. Step 3: Cross multiply
    179,178.78x = 268,768.17 × 73,882.02
  4. Step 4: Simplify right side
    179,178.78x = 19,857,135,311.30
  5. Step 5: Solve for x
    x = 19,857,135,311.30/179,178.78
  6. Step 6: Final answer
    x = 110,823.03

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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.