Home / 217,146.84-325,767.06-67,383.96

Finding the Fourth Proportional to 217,146.84, 325,767.06 and 67,383.96

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Solution

The fourth proportional to 217,146.84, 325,767.06 and 67,383.96 is: 101,090.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,146.84 : 325,767.06 = 67,383.96 : x
  2. Step 2: Convert to fraction form
    217,146.84/325,767.06 = 67,383.96/x
  3. Step 3: Cross multiply
    217,146.84x = 325,767.06 × 67,383.96
  4. Step 4: Simplify right side
    217,146.84x = 21,951,474,540.36
  5. Step 5: Solve for x
    x = 21,951,474,540.36/217,146.84
  6. Step 6: Final answer
    x = 101,090.46

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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.