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Finding the Fourth Proportional to 332,697.40, 499,189.08 and 108,126.66

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Solution

The fourth proportional to 332,697.40, 499,189.08 and 108,126.66 is: 162,236.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,697.40 : 499,189.08 = 108,126.66 : x
  2. Step 2: Convert to fraction form
    332,697.40/499,189.08 = 108,126.66/x
  3. Step 3: Cross multiply
    332,697.40x = 499,189.08 × 108,126.66
  4. Step 4: Simplify right side
    332,697.40x = 53,975,647,928.87
  5. Step 5: Solve for x
    x = 53,975,647,928.87/332,697.40
  6. Step 6: Final answer
    x = 162,236.46

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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.