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Finding the Fourth Proportional to 226,999.80, 339,885.30 and 177,847.80

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Solution

The fourth proportional to 226,999.80, 339,885.30 and 177,847.80 is: 266,290.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,999.80 : 339,885.30 = 177,847.80 : x
  2. Step 2: Convert to fraction form
    226,999.80/339,885.30 = 177,847.80/x
  3. Step 3: Cross multiply
    226,999.80x = 339,885.30 × 177,847.80
  4. Step 4: Simplify right side
    226,999.80x = 60,447,852,857.34
  5. Step 5: Solve for x
    x = 60,447,852,857.34/226,999.80
  6. Step 6: Final answer
    x = 266,290.34

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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.