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Finding the Fourth Proportional to 332,687.44, 499,035.12 and 92,786.75

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Solution

The fourth proportional to 332,687.44, 499,035.12 and 92,786.75 is: 139,181.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,687.44 : 499,035.12 = 92,786.75 : x
  2. Step 2: Convert to fraction form
    332,687.44/499,035.12 = 92,786.75/x
  3. Step 3: Cross multiply
    332,687.44x = 499,035.12 × 92,786.75
  4. Step 4: Simplify right side
    332,687.44x = 46,303,846,920.66
  5. Step 5: Solve for x
    x = 46,303,846,920.66/332,687.44
  6. Step 6: Final answer
    x = 139,181.23

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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.