Home / 166,643.22-229,958.82-91,177.14

Finding the Fourth Proportional to 166,643.22, 229,958.82 and 91,177.14

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Solution

The fourth proportional to 166,643.22, 229,958.82 and 91,177.14 is: 125,819.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,643.22 : 229,958.82 = 91,177.14 : x
  2. Step 2: Convert to fraction form
    166,643.22/229,958.82 = 91,177.14/x
  3. Step 3: Cross multiply
    166,643.22x = 229,958.82 × 91,177.14
  4. Step 4: Simplify right side
    166,643.22x = 20,966,987,525.37
  5. Step 5: Solve for x
    x = 20,966,987,525.37/166,643.22
  6. Step 6: Final answer
    x = 125,819.63

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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.