Home / 226,178.42-338,750.90-107,932.80

Finding the Fourth Proportional to 226,178.42, 338,750.90 and 107,932.80

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Solution

The fourth proportional to 226,178.42, 338,750.90 and 107,932.80 is: 161,652.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,178.42 : 338,750.90 = 107,932.80 : x
  2. Step 2: Convert to fraction form
    226,178.42/338,750.90 = 107,932.80/x
  3. Step 3: Cross multiply
    226,178.42x = 338,750.90 × 107,932.80
  4. Step 4: Simplify right side
    226,178.42x = 36,562,333,139.52
  5. Step 5: Solve for x
    x = 36,562,333,139.52/226,178.42
  6. Step 6: Final answer
    x = 161,652.62

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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.