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Finding the Fourth Proportional to 131,884.92, 197,652.42 and 114,272.28

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Solution

The fourth proportional to 131,884.92, 197,652.42 and 114,272.28 is: 171,256.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,884.92 : 197,652.42 = 114,272.28 : x
  2. Step 2: Convert to fraction form
    131,884.92/197,652.42 = 114,272.28/x
  3. Step 3: Cross multiply
    131,884.92x = 197,652.42 × 114,272.28
  4. Step 4: Simplify right side
    131,884.92x = 22,586,192,680.92
  5. Step 5: Solve for x
    x = 22,586,192,680.92/131,884.92
  6. Step 6: Final answer
    x = 171,256.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.