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Finding the Fourth Proportional to 337,178.52, 505,716.75 and 126,767.25

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Solution

The fourth proportional to 337,178.52, 505,716.75 and 126,767.25 is: 190,131.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,178.52 : 505,716.75 = 126,767.25 : x
  2. Step 2: Convert to fraction form
    337,178.52/505,716.75 = 126,767.25/x
  3. Step 3: Cross multiply
    337,178.52x = 505,716.75 × 126,767.25
  4. Step 4: Simplify right side
    337,178.52x = 64,108,321,676.44
  5. Step 5: Solve for x
    x = 64,108,321,676.44/337,178.52
  6. Step 6: Final answer
    x = 190,131.69

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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.