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Finding the Fourth Proportional to 244,786.26, 367,101.61 and 78,535.38

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Solution

The fourth proportional to 244,786.26, 367,101.61 and 78,535.38 is: 117,778.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,786.26 : 367,101.61 = 78,535.38 : x
  2. Step 2: Convert to fraction form
    244,786.26/367,101.61 = 78,535.38/x
  3. Step 3: Cross multiply
    244,786.26x = 367,101.61 × 78,535.38
  4. Step 4: Simplify right side
    244,786.26x = 28,830,464,439.96
  5. Step 5: Solve for x
    x = 28,830,464,439.96/244,786.26
  6. Step 6: Final answer
    x = 117,778.12

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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.