Home / 67,126.11-92,630.85-36,912.70

Finding the Fourth Proportional to 67,126.11, 92,630.85 and 36,912.70

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Solution

The fourth proportional to 67,126.11, 92,630.85 and 36,912.70 is: 50,937.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,126.11 : 92,630.85 = 36,912.70 : x
  2. Step 2: Convert to fraction form
    67,126.11/92,630.85 = 36,912.70/x
  3. Step 3: Cross multiply
    67,126.11x = 92,630.85 × 36,912.70
  4. Step 4: Simplify right side
    67,126.11x = 3,419,254,776.80
  5. Step 5: Solve for x
    x = 3,419,254,776.80/67,126.11
  6. Step 6: Final answer
    x = 50,937.78

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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.