Home / 226,057.08-339,088.86-68,286.90

Finding the Fourth Proportional to 226,057.08, 339,088.86 and 68,286.90

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Solution

The fourth proportional to 226,057.08, 339,088.86 and 68,286.90 is: 102,431.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,057.08 : 339,088.86 = 68,286.90 : x
  2. Step 2: Convert to fraction form
    226,057.08/339,088.86 = 68,286.90/x
  3. Step 3: Cross multiply
    226,057.08x = 339,088.86 × 68,286.90
  4. Step 4: Simplify right side
    226,057.08x = 23,155,327,073.93
  5. Step 5: Solve for x
    x = 23,155,327,073.93/226,057.08
  6. Step 6: Final answer
    x = 102,431.33

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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.