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Finding the Fourth Proportional to 227,494.98, 313,942.14 and 125,526.78

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Solution

The fourth proportional to 227,494.98, 313,942.14 and 125,526.78 is: 173,226.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,494.98 : 313,942.14 = 125,526.78 : x
  2. Step 2: Convert to fraction form
    227,494.98/313,942.14 = 125,526.78/x
  3. Step 3: Cross multiply
    227,494.98x = 313,942.14 × 125,526.78
  4. Step 4: Simplify right side
    227,494.98x = 39,408,145,940.51
  5. Step 5: Solve for x
    x = 39,408,145,940.51/227,494.98
  6. Step 6: Final answer
    x = 173,226.44

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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.