Home / 240,549.38-331,958.79-133,126.82

Finding the Fourth Proportional to 240,549.38, 331,958.79 and 133,126.82

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Solution

The fourth proportional to 240,549.38, 331,958.79 and 133,126.82 is: 183,715.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,549.38 : 331,958.79 = 133,126.82 : x
  2. Step 2: Convert to fraction form
    240,549.38/331,958.79 = 133,126.82/x
  3. Step 3: Cross multiply
    240,549.38x = 331,958.79 × 133,126.82
  4. Step 4: Simplify right side
    240,549.38x = 44,192,618,083.75
  5. Step 5: Solve for x
    x = 44,192,618,083.75/240,549.38
  6. Step 6: Final answer
    x = 183,715.37

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1.5x scale

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.