Home / 167,922.90-251,884.35-114,778.80

Finding the Fourth Proportional to 167,922.90, 251,884.35 and 114,778.80

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Solution

The fourth proportional to 167,922.90, 251,884.35 and 114,778.80 is: 172,168.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,922.90 : 251,884.35 = 114,778.80 : x
  2. Step 2: Convert to fraction form
    167,922.90/251,884.35 = 114,778.80/x
  3. Step 3: Cross multiply
    167,922.90x = 251,884.35 × 114,778.80
  4. Step 4: Simplify right side
    167,922.90x = 28,910,983,431.78
  5. Step 5: Solve for x
    x = 28,910,983,431.78/167,922.90
  6. Step 6: Final answer
    x = 172,168.20

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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.