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Finding the Fourth Proportional to 159,751.16, 220,494.96 and 96,076.64

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Solution

The fourth proportional to 159,751.16, 220,494.96 and 96,076.64 is: 132,608.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,751.16 : 220,494.96 = 96,076.64 : x
  2. Step 2: Convert to fraction form
    159,751.16/220,494.96 = 96,076.64/x
  3. Step 3: Cross multiply
    159,751.16x = 220,494.96 × 96,076.64
  4. Step 4: Simplify right side
    159,751.16x = 21,184,414,893.73
  5. Step 5: Solve for x
    x = 21,184,414,893.73/159,751.16
  6. Step 6: Final answer
    x = 132,608.83

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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.