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Finding the Fourth Proportional to 233,299.62, 321,960.72 and 132,704.10

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Solution

The fourth proportional to 233,299.62, 321,960.72 and 132,704.10 is: 183,135.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,299.62 : 321,960.72 = 132,704.10 : x
  2. Step 2: Convert to fraction form
    233,299.62/321,960.72 = 132,704.10/x
  3. Step 3: Cross multiply
    233,299.62x = 321,960.72 × 132,704.10
  4. Step 4: Simplify right side
    233,299.62x = 42,725,507,582.95
  5. Step 5: Solve for x
    x = 42,725,507,582.95/233,299.62
  6. Step 6: Final answer
    x = 183,135.78

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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.