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Finding the Fourth Proportional to 234,934.39, 324,209.32 and 132,958

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Solution

The fourth proportional to 234,934.39, 324,209.32 and 132,958 is: 183,481.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,934.39 : 324,209.32 = 132,958 : x
  2. Step 2: Convert to fraction form
    234,934.39/324,209.32 = 132,958/x
  3. Step 3: Cross multiply
    234,934.39x = 324,209.32 × 132,958
  4. Step 4: Simplify right side
    234,934.39x = 43,106,222,768.56
  5. Step 5: Solve for x
    x = 43,106,222,768.56/234,934.39
  6. Step 6: Final answer
    x = 183,481.96

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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.