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Finding the Fourth Proportional to 333,171.62, 499,757.03 and 108,531.69

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Solution

The fourth proportional to 333,171.62, 499,757.03 and 108,531.69 is: 162,797.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,171.62 : 499,757.03 = 108,531.69 : x
  2. Step 2: Convert to fraction form
    333,171.62/499,757.03 = 108,531.69/x
  3. Step 3: Cross multiply
    333,171.62x = 499,757.03 × 108,531.69
  4. Step 4: Simplify right side
    333,171.62x = 54,239,474,919.62
  5. Step 5: Solve for x
    x = 54,239,474,919.62/333,171.62
  6. Step 6: Final answer
    x = 162,797.40

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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.