Home / 222,968.27-307,694.64-120,991.14

Finding the Fourth Proportional to 222,968.27, 307,694.64 and 120,991.14

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Solution

The fourth proportional to 222,968.27, 307,694.64 and 120,991.14 is: 166,966.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,968.27 : 307,694.64 = 120,991.14 : x
  2. Step 2: Convert to fraction form
    222,968.27/307,694.64 = 120,991.14/x
  3. Step 3: Cross multiply
    222,968.27x = 307,694.64 × 120,991.14
  4. Step 4: Simplify right side
    222,968.27x = 37,228,325,265.49
  5. Step 5: Solve for x
    x = 37,228,325,265.49/222,968.27
  6. Step 6: Final answer
    x = 166,966.92

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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.