Home / 166,642.52-229,966.66-91,191

Finding the Fourth Proportional to 166,642.52, 229,966.66 and 91,191

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Solution

The fourth proportional to 166,642.52, 229,966.66 and 91,191 is: 125,843.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,642.52 : 229,966.66 = 91,191 : x
  2. Step 2: Convert to fraction form
    166,642.52/229,966.66 = 91,191/x
  3. Step 3: Cross multiply
    166,642.52x = 229,966.66 × 91,191
  4. Step 4: Simplify right side
    166,642.52x = 20,970,889,692.06
  5. Step 5: Solve for x
    x = 20,970,889,692.06/166,642.52
  6. Step 6: Final answer
    x = 125,843.57

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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.