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Finding the Fourth Proportional to 67,199.85, 92,734.09 and 36,571.64

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Solution

The fourth proportional to 67,199.85, 92,734.09 and 36,571.64 is: 50,467.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,199.85 : 92,734.09 = 36,571.64 : x
  2. Step 2: Convert to fraction form
    67,199.85/92,734.09 = 36,571.64/x
  3. Step 3: Cross multiply
    67,199.85x = 92,734.09 × 36,571.64
  4. Step 4: Simplify right side
    67,199.85x = 3,391,437,572.35
  5. Step 5: Solve for x
    x = 3,391,437,572.35/67,199.85
  6. Step 6: Final answer
    x = 50,467.93

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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.