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Finding the Fourth Proportional to 169,725.97, 254,556.15 and 161,296.30

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Solution

The fourth proportional to 169,725.97, 254,556.15 and 161,296.30 is: 241,913.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,725.97 : 254,556.15 = 161,296.30 : x
  2. Step 2: Convert to fraction form
    169,725.97/254,556.15 = 161,296.30/x
  3. Step 3: Cross multiply
    169,725.97x = 254,556.15 × 161,296.30
  4. Step 4: Simplify right side
    169,725.97x = 41,058,965,137.25
  5. Step 5: Solve for x
    x = 41,058,965,137.25/169,725.97
  6. Step 6: Final answer
    x = 241,913.27

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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.