Home / 218,097.28-327,145.52-68,349.04

Finding the Fourth Proportional to 218,097.28, 327,145.52 and 68,349.04

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Solution

The fourth proportional to 218,097.28, 327,145.52 and 68,349.04 is: 102,523.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,097.28 : 327,145.52 = 68,349.04 : x
  2. Step 2: Convert to fraction form
    218,097.28/327,145.52 = 68,349.04/x
  3. Step 3: Cross multiply
    218,097.28x = 327,145.52 × 68,349.04
  4. Step 4: Simplify right side
    218,097.28x = 22,360,082,232.30
  5. Step 5: Solve for x
    x = 22,360,082,232.30/218,097.28
  6. Step 6: Final answer
    x = 102,523.43

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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.