Home / 67,120.31-92,626.10-36,906.14

Finding the Fourth Proportional to 67,120.31, 92,626.10 and 36,906.14

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Solution

The fourth proportional to 67,120.31, 92,626.10 and 36,906.14 is: 50,930.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,120.31 : 92,626.10 = 36,906.14 : x
  2. Step 2: Convert to fraction form
    67,120.31/92,626.10 = 36,906.14/x
  3. Step 3: Cross multiply
    67,120.31x = 92,626.10 × 36,906.14
  4. Step 4: Simplify right side
    67,120.31x = 3,418,471,814.25
  5. Step 5: Solve for x
    x = 3,418,471,814.25/67,120.31
  6. Step 6: Final answer
    x = 50,930.51

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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.