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Finding the Fourth Proportional to 251,229.94, 376,847.07 and 73,739.86

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Solution

The fourth proportional to 251,229.94, 376,847.07 and 73,739.86 is: 110,610.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,229.94 : 376,847.07 = 73,739.86 : x
  2. Step 2: Convert to fraction form
    251,229.94/376,847.07 = 73,739.86/x
  3. Step 3: Cross multiply
    251,229.94x = 376,847.07 × 73,739.86
  4. Step 4: Simplify right side
    251,229.94x = 27,788,650,183.21
  5. Step 5: Solve for x
    x = 27,788,650,183.21/251,229.94
  6. Step 6: Final answer
    x = 110,610.42

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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.