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Finding the Fourth Proportional to 344,100.96, 516,063.78 and 107,467.56

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Solution

The fourth proportional to 344,100.96, 516,063.78 and 107,467.56 is: 161,173.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,100.96 : 516,063.78 = 107,467.56 : x
  2. Step 2: Convert to fraction form
    344,100.96/516,063.78 = 107,467.56/x
  3. Step 3: Cross multiply
    344,100.96x = 516,063.78 × 107,467.56
  4. Step 4: Simplify right side
    344,100.96x = 55,460,115,240.98
  5. Step 5: Solve for x
    x = 55,460,115,240.98/344,100.96
  6. Step 6: Final answer
    x = 161,173.96

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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.