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Finding the Fourth Proportional to 344,427.72, 516,640.84 and 95,109

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Solution

The fourth proportional to 344,427.72, 516,640.84 and 95,109 is: 142,663.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,427.72 : 516,640.84 = 95,109 : x
  2. Step 2: Convert to fraction form
    344,427.72/516,640.84 = 95,109/x
  3. Step 3: Cross multiply
    344,427.72x = 516,640.84 × 95,109
  4. Step 4: Simplify right side
    344,427.72x = 49,137,193,651.56
  5. Step 5: Solve for x
    x = 49,137,193,651.56/344,427.72
  6. Step 6: Final answer
    x = 142,663.30

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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.