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Finding the Fourth Proportional to 222,960.64, 307,665.38 and 132,301

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Solution

The fourth proportional to 222,960.64, 307,665.38 and 132,301 is: 182,563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,960.64 : 307,665.38 = 132,301 : x
  2. Step 2: Convert to fraction form
    222,960.64/307,665.38 = 132,301/x
  3. Step 3: Cross multiply
    222,960.64x = 307,665.38 × 132,301
  4. Step 4: Simplify right side
    222,960.64x = 40,704,437,439.38
  5. Step 5: Solve for x
    x = 40,704,437,439.38/222,960.64
  6. Step 6: Final answer
    x = 182,563.33

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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.