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Finding the Fourth Proportional to 67,216.64, 92,761.04 and 36,591.77

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Solution

The fourth proportional to 67,216.64, 92,761.04 and 36,591.77 is: 50,497.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,216.64 : 92,761.04 = 36,591.77 : x
  2. Step 2: Convert to fraction form
    67,216.64/92,761.04 = 36,591.77/x
  3. Step 3: Cross multiply
    67,216.64x = 92,761.04 × 36,591.77
  4. Step 4: Simplify right side
    67,216.64x = 3,394,290,964.02
  5. Step 5: Solve for x
    x = 3,394,290,964.02/67,216.64
  6. Step 6: Final answer
    x = 50,497.78

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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.