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Finding the Fourth Proportional to 171,989.22, 237,340.59 and 95,505.96

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Solution

The fourth proportional to 171,989.22, 237,340.59 and 95,505.96 is: 131,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,989.22 : 237,340.59 = 95,505.96 : x
  2. Step 2: Convert to fraction form
    171,989.22/237,340.59 = 95,505.96/x
  3. Step 3: Cross multiply
    171,989.22x = 237,340.59 × 95,505.96
  4. Step 4: Simplify right side
    171,989.22x = 22,667,440,894.92
  5. Step 5: Solve for x
    x = 22,667,440,894.92/171,989.22
  6. Step 6: Final answer
    x = 131,795.71

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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.