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Finding the Fourth Proportional to 269,328.73, 371,674.82 and 148,467.42

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Solution

The fourth proportional to 269,328.73, 371,674.82 and 148,467.42 is: 204,885.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,328.73 : 371,674.82 = 148,467.42 : x
  2. Step 2: Convert to fraction form
    269,328.73/371,674.82 = 148,467.42/x
  3. Step 3: Cross multiply
    269,328.73x = 371,674.82 × 148,467.42
  4. Step 4: Simplify right side
    269,328.73x = 55,181,601,604.36
  5. Step 5: Solve for x
    x = 55,181,601,604.36/269,328.73
  6. Step 6: Final answer
    x = 204,885.69

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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.