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Finding the Fourth Proportional to 171,542.72, 236,739.84 and 96,102.56

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Solution

The fourth proportional to 171,542.72, 236,739.84 and 96,102.56 is: 132,627.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,542.72 : 236,739.84 = 96,102.56 : x
  2. Step 2: Convert to fraction form
    171,542.72/236,739.84 = 96,102.56/x
  3. Step 3: Cross multiply
    171,542.72x = 236,739.84 × 96,102.56
  4. Step 4: Simplify right side
    171,542.72x = 22,751,304,677.99
  5. Step 5: Solve for x
    x = 22,751,304,677.99/171,542.72
  6. Step 6: Final answer
    x = 132,627.63

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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.