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Finding the Fourth Proportional to 227,473.46, 313,914.43 and 125,500.16

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Solution

The fourth proportional to 227,473.46, 313,914.43 and 125,500.16 is: 173,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,473.46 : 313,914.43 = 125,500.16 : x
  2. Step 2: Convert to fraction form
    227,473.46/313,914.43 = 125,500.16/x
  3. Step 3: Cross multiply
    227,473.46x = 313,914.43 × 125,500.16
  4. Step 4: Simplify right side
    227,473.46x = 39,396,309,307.99
  5. Step 5: Solve for x
    x = 39,396,309,307.99/227,473.46
  6. Step 6: Final answer
    x = 173,190.80

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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.