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Finding the Fourth Proportional to 67,213.38, 92,750.83 and 36,992.89

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Solution

The fourth proportional to 67,213.38, 92,750.83 and 36,992.89 is: 51,048.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,213.38 : 92,750.83 = 36,992.89 : x
  2. Step 2: Convert to fraction form
    67,213.38/92,750.83 = 36,992.89/x
  3. Step 3: Cross multiply
    67,213.38x = 92,750.83 × 36,992.89
  4. Step 4: Simplify right side
    67,213.38x = 3,431,121,251.60
  5. Step 5: Solve for x
    x = 3,431,121,251.60/67,213.38
  6. Step 6: Final answer
    x = 51,048.19

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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.