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Finding the Fourth Proportional to 169,588.44, 234,020.34 and 94,131

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Solution

The fourth proportional to 169,588.44, 234,020.34 and 94,131 is: 129,894.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,588.44 : 234,020.34 = 94,131 : x
  2. Step 2: Convert to fraction form
    169,588.44/234,020.34 = 94,131/x
  3. Step 3: Cross multiply
    169,588.44x = 234,020.34 × 94,131
  4. Step 4: Simplify right side
    169,588.44x = 22,028,568,624.54
  5. Step 5: Solve for x
    x = 22,028,568,624.54/169,588.44
  6. Step 6: Final answer
    x = 129,894.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.