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Finding the Fourth Proportional to 226,285.92, 339,472.62 and 76,550.54

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Solution

The fourth proportional to 226,285.92, 339,472.62 and 76,550.54 is: 114,840.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,285.92 : 339,472.62 = 76,550.54 : x
  2. Step 2: Convert to fraction form
    226,285.92/339,472.62 = 76,550.54/x
  3. Step 3: Cross multiply
    226,285.92x = 339,472.62 × 76,550.54
  4. Step 4: Simplify right side
    226,285.92x = 25,986,810,678.85
  5. Step 5: Solve for x
    x = 25,986,810,678.85/226,285.92
  6. Step 6: Final answer
    x = 114,840.60

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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.