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Finding the Fourth Proportional to 244,742.70, 366,919.65 and 133,934.70

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Solution

The fourth proportional to 244,742.70, 366,919.65 and 133,934.70 is: 200,795.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,742.70 : 366,919.65 = 133,934.70 : x
  2. Step 2: Convert to fraction form
    244,742.70/366,919.65 = 133,934.70/x
  3. Step 3: Cross multiply
    244,742.70x = 366,919.65 × 133,934.70
  4. Step 4: Simplify right side
    244,742.70x = 49,143,273,246.86
  5. Step 5: Solve for x
    x = 49,143,273,246.86/244,742.70
  6. Step 6: Final answer
    x = 200,795.67

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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.