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Finding the Fourth Proportional to 49,797.07, 68,719.96 and 27,136.07

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Solution

The fourth proportional to 49,797.07, 68,719.96 and 27,136.07 is: 37,447.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,797.07 : 68,719.96 = 27,136.07 : x
  2. Step 2: Convert to fraction form
    49,797.07/68,719.96 = 27,136.07/x
  3. Step 3: Cross multiply
    49,797.07x = 68,719.96 × 27,136.07
  4. Step 4: Simplify right side
    49,797.07x = 1,864,789,592.98
  5. Step 5: Solve for x
    x = 1,864,789,592.98/49,797.07
  6. Step 6: Final answer
    x = 37,447.78

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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.