Home / 234,257.68-351,219.48-109,530.64

Finding the Fourth Proportional to 234,257.68, 351,219.48 and 109,530.64

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Solution

The fourth proportional to 234,257.68, 351,219.48 and 109,530.64 is: 164,217.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,257.68 : 351,219.48 = 109,530.64 : x
  2. Step 2: Convert to fraction form
    234,257.68/351,219.48 = 109,530.64/x
  3. Step 3: Cross multiply
    234,257.68x = 351,219.48 × 109,530.64
  4. Step 4: Simplify right side
    234,257.68x = 38,469,294,424.87
  5. Step 5: Solve for x
    x = 38,469,294,424.87/234,257.68
  6. Step 6: Final answer
    x = 164,217.86

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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.