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Finding the Fourth Proportional to 167,540.70, 251,505.45 and 101,055.90

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Solution

The fourth proportional to 167,540.70, 251,505.45 and 101,055.90 is: 151,701.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,540.70 : 251,505.45 = 101,055.90 : x
  2. Step 2: Convert to fraction form
    167,540.70/251,505.45 = 101,055.90/x
  3. Step 3: Cross multiply
    167,540.70x = 251,505.45 × 101,055.90
  4. Step 4: Simplify right side
    167,540.70x = 25,416,109,604.66
  5. Step 5: Solve for x
    x = 25,416,109,604.66/167,540.70
  6. Step 6: Final answer
    x = 151,701.11

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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.