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Finding the Fourth Proportional to 167,756, 251,634 and 43,097

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Solution

The fourth proportional to 167,756, 251,634 and 43,097 is: 64,645.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,756 : 251,634 = 43,097 : x
  2. Step 2: Convert to fraction form
    167,756/251,634 = 43,097/x
  3. Step 3: Cross multiply
    167,756x = 251,634 × 43,097
  4. Step 4: Simplify right side
    167,756x = 10,844,670,498
  5. Step 5: Solve for x
    x = 10,844,670,498/167,756
  6. Step 6: Final answer
    x = 64,645.50

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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.