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Finding the Fourth Proportional to 67,093.95, 100,686.18 and 27,650.19

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Solution

The fourth proportional to 67,093.95, 100,686.18 and 27,650.19 is: 41,493.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,093.95 : 100,686.18 = 27,650.19 : x
  2. Step 2: Convert to fraction form
    67,093.95/100,686.18 = 27,650.19/x
  3. Step 3: Cross multiply
    67,093.95x = 100,686.18 × 27,650.19
  4. Step 4: Simplify right side
    67,093.95x = 2,783,992,007.37
  5. Step 5: Solve for x
    x = 2,783,992,007.37/67,093.95
  6. Step 6: Final answer
    x = 41,493.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.