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Finding the Fourth Proportional to 167,386.84, 251,087.85 and 47,452.37

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Solution

The fourth proportional to 167,386.84, 251,087.85 and 47,452.37 is: 71,180.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,386.84 : 251,087.85 = 47,452.37 : x
  2. Step 2: Convert to fraction form
    167,386.84/251,087.85 = 47,452.37/x
  3. Step 3: Cross multiply
    167,386.84x = 251,087.85 × 47,452.37
  4. Step 4: Simplify right side
    167,386.84x = 11,914,713,560.70
  5. Step 5: Solve for x
    x = 11,914,713,560.70/167,386.84
  6. Step 6: Final answer
    x = 71,180.71

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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.