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Finding the Fourth Proportional to 221,252.76, 331,857.27 and 88,097.27

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Solution

The fourth proportional to 221,252.76, 331,857.27 and 88,097.27 is: 132,137.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,252.76 : 331,857.27 = 88,097.27 : x
  2. Step 2: Convert to fraction form
    221,252.76/331,857.27 = 88,097.27/x
  3. Step 3: Cross multiply
    221,252.76x = 331,857.27 × 88,097.27
  4. Step 4: Simplify right side
    221,252.76x = 29,235,717,857.37
  5. Step 5: Solve for x
    x = 29,235,717,857.37/221,252.76
  6. Step 6: Final answer
    x = 132,137.19

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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.