Home / 166,559.40-229,850.10-91,107

Finding the Fourth Proportional to 166,559.40, 229,850.10 and 91,107

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Solution

The fourth proportional to 166,559.40, 229,850.10 and 91,107 is: 125,726.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,559.40 : 229,850.10 = 91,107 : x
  2. Step 2: Convert to fraction form
    166,559.40/229,850.10 = 91,107/x
  3. Step 3: Cross multiply
    166,559.40x = 229,850.10 × 91,107
  4. Step 4: Simplify right side
    166,559.40x = 20,940,953,060.70
  5. Step 5: Solve for x
    x = 20,940,953,060.70/166,559.40
  6. Step 6: Final answer
    x = 125,726.64

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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.