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Finding the Fourth Proportional to 226,856.58, 313,043.46 and 131,369.46

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Solution

The fourth proportional to 226,856.58, 313,043.46 and 131,369.46 is: 181,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,856.58 : 313,043.46 = 131,369.46 : x
  2. Step 2: Convert to fraction form
    226,856.58/313,043.46 = 131,369.46/x
  3. Step 3: Cross multiply
    226,856.58x = 313,043.46 × 131,369.46
  4. Step 4: Simplify right side
    226,856.58x = 41,124,350,296.73
  5. Step 5: Solve for x
    x = 41,124,350,296.73/226,856.58
  6. Step 6: Final answer
    x = 181,279.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.