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Finding the Fourth Proportional to 269,838.86, 404,684.39 and 101,346.15

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Solution

The fourth proportional to 269,838.86, 404,684.39 and 101,346.15 is: 151,991.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,838.86 : 404,684.39 = 101,346.15 : x
  2. Step 2: Convert to fraction form
    269,838.86/404,684.39 = 101,346.15/x
  3. Step 3: Cross multiply
    269,838.86x = 404,684.39 × 101,346.15
  4. Step 4: Simplify right side
    269,838.86x = 41,013,204,891.60
  5. Step 5: Solve for x
    x = 41,013,204,891.60/269,838.86
  6. Step 6: Final answer
    x = 151,991.47

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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.