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Finding the Fourth Proportional to 67,171.16, 92,692.62 and 36,951.62

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Solution

The fourth proportional to 67,171.16, 92,692.62 and 36,951.62 is: 50,991.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,171.16 : 92,692.62 = 36,951.62 : x
  2. Step 2: Convert to fraction form
    67,171.16/92,692.62 = 36,951.62/x
  3. Step 3: Cross multiply
    67,171.16x = 92,692.62 × 36,951.62
  4. Step 4: Simplify right side
    67,171.16x = 3,425,142,471.04
  5. Step 5: Solve for x
    x = 3,425,142,471.04/67,171.16
  6. Step 6: Final answer
    x = 50,991.27

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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.