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Finding the Fourth Proportional to 226,525.94, 339,789.98 and 68,755.76

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Solution

The fourth proportional to 226,525.94, 339,789.98 and 68,755.76 is: 103,133.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,525.94 : 339,789.98 = 68,755.76 : x
  2. Step 2: Convert to fraction form
    226,525.94/339,789.98 = 68,755.76/x
  3. Step 3: Cross multiply
    226,525.94x = 339,789.98 × 68,755.76
  4. Step 4: Simplify right side
    226,525.94x = 23,362,518,315.28
  5. Step 5: Solve for x
    x = 23,362,518,315.28/226,525.94
  6. Step 6: Final answer
    x = 103,133.96

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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.