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Finding the Fourth Proportional to 49,794.48, 68,715.49 and 27,133.67

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Solution

The fourth proportional to 49,794.48, 68,715.49 and 27,133.67 is: 37,443.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,794.48 : 68,715.49 = 27,133.67 : x
  2. Step 2: Convert to fraction form
    49,794.48/68,715.49 = 27,133.67/x
  3. Step 3: Cross multiply
    49,794.48x = 68,715.49 × 27,133.67
  4. Step 4: Simplify right side
    49,794.48x = 1,864,503,429.55
  5. Step 5: Solve for x
    x = 1,864,503,429.55/49,794.48
  6. Step 6: Final answer
    x = 37,443.98

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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.