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Finding the Fourth Proportional to 180,687.60, 271,197.90 and 92,004.75

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Solution

The fourth proportional to 180,687.60, 271,197.90 and 92,004.75 is: 138,091.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,687.60 : 271,197.90 = 92,004.75 : x
  2. Step 2: Convert to fraction form
    180,687.60/271,197.90 = 92,004.75/x
  3. Step 3: Cross multiply
    180,687.60x = 271,197.90 × 92,004.75
  4. Step 4: Simplify right side
    180,687.60x = 24,951,494,990.03
  5. Step 5: Solve for x
    x = 24,951,494,990.03/180,687.60
  6. Step 6: Final answer
    x = 138,091.91

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1.5x scale

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.