Home / 251,144.20-376,716.30-231,898.60

Finding the Fourth Proportional to 251,144.20, 376,716.30 and 231,898.60

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Solution

The fourth proportional to 251,144.20, 376,716.30 and 231,898.60 is: 347,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,144.20 : 376,716.30 = 231,898.60 : x
  2. Step 2: Convert to fraction form
    251,144.20/376,716.30 = 231,898.60/x
  3. Step 3: Cross multiply
    251,144.20x = 376,716.30 × 231,898.60
  4. Step 4: Simplify right side
    251,144.20x = 87,359,982,567.18
  5. Step 5: Solve for x
    x = 87,359,982,567.18/251,144.20
  6. Step 6: Final answer
    x = 347,847.90

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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.