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Finding the Fourth Proportional to 171,090.52, 236,110.14 and 95,642.20

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Solution

The fourth proportional to 171,090.52, 236,110.14 and 95,642.20 is: 131,989.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,090.52 : 236,110.14 = 95,642.20 : x
  2. Step 2: Convert to fraction form
    171,090.52/236,110.14 = 95,642.20/x
  3. Step 3: Cross multiply
    171,090.52x = 236,110.14 × 95,642.20
  4. Step 4: Simplify right side
    171,090.52x = 22,582,093,231.91
  5. Step 5: Solve for x
    x = 22,582,093,231.91/171,090.52
  6. Step 6: Final answer
    x = 131,989.16

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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.