Home / 166,500.88-229,771.96-91,049.28

Finding the Fourth Proportional to 166,500.88, 229,771.96 and 91,049.28

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Solution

The fourth proportional to 166,500.88, 229,771.96 and 91,049.28 is: 125,648.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,500.88 : 229,771.96 = 91,049.28 : x
  2. Step 2: Convert to fraction form
    166,500.88/229,771.96 = 91,049.28/x
  3. Step 3: Cross multiply
    166,500.88x = 229,771.96 × 91,049.28
  4. Step 4: Simplify right side
    166,500.88x = 20,920,571,522.19
  5. Step 5: Solve for x
    x = 20,920,571,522.19/166,500.88
  6. Step 6: Final answer
    x = 125,648.41

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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.