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Finding the Fourth Proportional to 171,114.92, 256,620.06 and 60,281

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Solution

The fourth proportional to 171,114.92, 256,620.06 and 60,281 is: 90,403.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,114.92 : 256,620.06 = 60,281 : x
  2. Step 2: Convert to fraction form
    171,114.92/256,620.06 = 60,281/x
  3. Step 3: Cross multiply
    171,114.92x = 256,620.06 × 60,281
  4. Step 4: Simplify right side
    171,114.92x = 15,469,313,836.86
  5. Step 5: Solve for x
    x = 15,469,313,836.86/171,114.92
  6. Step 6: Final answer
    x = 90,403.07

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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.