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Finding the Fourth Proportional to 234,951.49, 324,218.30 and 132,997.65

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Solution

The fourth proportional to 234,951.49, 324,218.30 and 132,997.65 is: 183,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,951.49 : 324,218.30 = 132,997.65 : x
  2. Step 2: Convert to fraction form
    234,951.49/324,218.30 = 132,997.65/x
  3. Step 3: Cross multiply
    234,951.49x = 324,218.30 × 132,997.65
  4. Step 4: Simplify right side
    234,951.49x = 43,120,270,106.19
  5. Step 5: Solve for x
    x = 43,120,270,106.19/234,951.49
  6. Step 6: Final answer
    x = 183,528.40

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1.5x scale

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.