Home / 226,380.80-339,622.24-76,612.62

Finding the Fourth Proportional to 226,380.80, 339,622.24 and 76,612.62

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Solution

The fourth proportional to 226,380.80, 339,622.24 and 76,612.62 is: 114,936.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,380.80 : 339,622.24 = 76,612.62 : x
  2. Step 2: Convert to fraction form
    226,380.80/339,622.24 = 76,612.62/x
  3. Step 3: Cross multiply
    226,380.80x = 339,622.24 × 76,612.62
  4. Step 4: Simplify right side
    226,380.80x = 26,019,349,616.67
  5. Step 5: Solve for x
    x = 26,019,349,616.67/226,380.80
  6. Step 6: Final answer
    x = 114,936.20

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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.