Home / 226,196.80-339,348.48-68,426.56

Finding the Fourth Proportional to 226,196.80, 339,348.48 and 68,426.56

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Solution

The fourth proportional to 226,196.80, 339,348.48 and 68,426.56 is: 102,655.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,196.80 : 339,348.48 = 68,426.56 : x
  2. Step 2: Convert to fraction form
    226,196.80/339,348.48 = 68,426.56/x
  3. Step 3: Cross multiply
    226,196.80x = 339,348.48 × 68,426.56
  4. Step 4: Simplify right side
    226,196.80x = 23,220,449,127.63
  5. Step 5: Solve for x
    x = 23,220,449,127.63/226,196.80
  6. Step 6: Final answer
    x = 102,655.96

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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.