Home / 234,905.42-324,308.69-154,471.65

Finding the Fourth Proportional to 234,905.42, 324,308.69 and 154,471.65

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Solution

The fourth proportional to 234,905.42, 324,308.69 and 154,471.65 is: 213,262.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,905.42 : 324,308.69 = 154,471.65 : x
  2. Step 2: Convert to fraction form
    234,905.42/324,308.69 = 154,471.65/x
  3. Step 3: Cross multiply
    234,905.42x = 324,308.69 × 154,471.65
  4. Step 4: Simplify right side
    234,905.42x = 50,096,498,453.64
  5. Step 5: Solve for x
    x = 50,096,498,453.64/234,905.42
  6. Step 6: Final answer
    x = 213,262.42

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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.