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Finding the Fourth Proportional to 269,174.88, 371,459.49 and 148,313.37

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Solution

The fourth proportional to 269,174.88, 371,459.49 and 148,313.37 is: 204,671.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,174.88 : 371,459.49 = 148,313.37 : x
  2. Step 2: Convert to fraction form
    269,174.88/371,459.49 = 148,313.37/x
  3. Step 3: Cross multiply
    269,174.88x = 371,459.49 × 148,313.37
  4. Step 4: Simplify right side
    269,174.88x = 55,092,408,780.38
  5. Step 5: Solve for x
    x = 55,092,408,780.38/269,174.88
  6. Step 6: Final answer
    x = 204,671.43

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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.