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Finding the Fourth Proportional to 165,087.96, 227,822.22 and 93,481.93

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Solution

The fourth proportional to 165,087.96, 227,822.22 and 93,481.93 is: 129,005.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,087.96 : 227,822.22 = 93,481.93 : x
  2. Step 2: Convert to fraction form
    165,087.96/227,822.22 = 93,481.93/x
  3. Step 3: Cross multiply
    165,087.96x = 227,822.22 × 93,481.93
  4. Step 4: Simplify right side
    165,087.96x = 21,297,261,107.26
  5. Step 5: Solve for x
    x = 21,297,261,107.26/165,087.96
  6. Step 6: Final answer
    x = 129,005.54

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1.5x scale

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.