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Finding the Fourth Proportional to 169,481.43, 254,305.58 and 119,880.27

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Solution

The fourth proportional to 169,481.43, 254,305.58 and 119,880.27 is: 179,879.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,481.43 : 254,305.58 = 119,880.27 : x
  2. Step 2: Convert to fraction form
    169,481.43/254,305.58 = 119,880.27/x
  3. Step 3: Cross multiply
    169,481.43x = 254,305.58 × 119,880.27
  4. Step 4: Simplify right side
    169,481.43x = 30,486,220,993.51
  5. Step 5: Solve for x
    x = 30,486,220,993.51/169,481.43
  6. Step 6: Final answer
    x = 179,879.42

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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.