Home / 226,857.14-339,911.27-131,820.54

Finding the Fourth Proportional to 226,857.14, 339,911.27 and 131,820.54

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Solution

The fourth proportional to 226,857.14, 339,911.27 and 131,820.54 is: 197,513.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,857.14 : 339,911.27 = 131,820.54 : x
  2. Step 2: Convert to fraction form
    226,857.14/339,911.27 = 131,820.54/x
  3. Step 3: Cross multiply
    226,857.14x = 339,911.27 × 131,820.54
  4. Step 4: Simplify right side
    226,857.14x = 44,807,286,504.38
  5. Step 5: Solve for x
    x = 44,807,286,504.38/226,857.14
  6. Step 6: Final answer
    x = 197,513.23

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1.5x scale

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.