Home / 269,013.15-371,230.56-154,310.94

Finding the Fourth Proportional to 269,013.15, 371,230.56 and 154,310.94

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Solution

The fourth proportional to 269,013.15, 371,230.56 and 154,310.94 is: 212,944.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,013.15 : 371,230.56 = 154,310.94 : x
  2. Step 2: Convert to fraction form
    269,013.15/371,230.56 = 154,310.94/x
  3. Step 3: Cross multiply
    269,013.15x = 371,230.56 × 154,310.94
  4. Step 4: Simplify right side
    269,013.15x = 57,284,936,670.33
  5. Step 5: Solve for x
    x = 57,284,936,670.33/269,013.15
  6. Step 6: Final answer
    x = 212,944.75

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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.