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Finding the Fourth Proportional to 228,797.01, 343,180.44 and 79,039.44

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Solution

The fourth proportional to 228,797.01, 343,180.44 and 79,039.44 is: 118,553.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,797.01 : 343,180.44 = 79,039.44 : x
  2. Step 2: Convert to fraction form
    228,797.01/343,180.44 = 79,039.44/x
  3. Step 3: Cross multiply
    228,797.01x = 343,180.44 × 79,039.44
  4. Step 4: Simplify right side
    228,797.01x = 27,124,789,796.55
  5. Step 5: Solve for x
    x = 27,124,789,796.55/228,797.01
  6. Step 6: Final answer
    x = 118,553.95

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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.