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Finding the Fourth Proportional to 269,903.54, 404,584.37 and 92,289.08

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Solution

The fourth proportional to 269,903.54, 404,584.37 and 92,289.08 is: 138,340.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,903.54 : 404,584.37 = 92,289.08 : x
  2. Step 2: Convert to fraction form
    269,903.54/404,584.37 = 92,289.08/x
  3. Step 3: Cross multiply
    269,903.54x = 404,584.37 × 92,289.08
  4. Step 4: Simplify right side
    269,903.54x = 37,338,718,828.23
  5. Step 5: Solve for x
    x = 37,338,718,828.23/269,903.54
  6. Step 6: Final answer
    x = 138,340.97

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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.