Home / 226,276.20-339,414.30-121,300.20

Finding the Fourth Proportional to 226,276.20, 339,414.30 and 121,300.20

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Solution

The fourth proportional to 226,276.20, 339,414.30 and 121,300.20 is: 181,950.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,276.20 : 339,414.30 = 121,300.20 : x
  2. Step 2: Convert to fraction form
    226,276.20/339,414.30 = 121,300.20/x
  3. Step 3: Cross multiply
    226,276.20x = 339,414.30 × 121,300.20
  4. Step 4: Simplify right side
    226,276.20x = 41,171,022,472.86
  5. Step 5: Solve for x
    x = 41,171,022,472.86/226,276.20
  6. Step 6: Final answer
    x = 181,950.30

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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.