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Finding the Fourth Proportional to 171,674.73, 236,911.64 and 95,199.21

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Solution

The fourth proportional to 171,674.73, 236,911.64 and 95,199.21 is: 131,375.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,674.73 : 236,911.64 = 95,199.21 : x
  2. Step 2: Convert to fraction form
    171,674.73/236,911.64 = 95,199.21/x
  3. Step 3: Cross multiply
    171,674.73x = 236,911.64 × 95,199.21
  4. Step 4: Simplify right side
    171,674.73x = 22,553,800,967.80
  5. Step 5: Solve for x
    x = 22,553,800,967.80/171,674.73
  6. Step 6: Final answer
    x = 131,375.19

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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.