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Finding the Fourth Proportional to 67,164.44, 92,687.12 and 36,951.72

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Solution

The fourth proportional to 67,164.44, 92,687.12 and 36,951.72 is: 50,993.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,164.44 : 92,687.12 = 36,951.72 : x
  2. Step 2: Convert to fraction form
    67,164.44/92,687.12 = 36,951.72/x
  3. Step 3: Cross multiply
    67,164.44x = 92,687.12 × 36,951.72
  4. Step 4: Simplify right side
    67,164.44x = 3,424,948,505.85
  5. Step 5: Solve for x
    x = 3,424,948,505.85/67,164.44
  6. Step 6: Final answer
    x = 50,993.48

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1.5x scale

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.