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Finding the Fourth Proportional to 167,087.39, 250,645.82 and 47,145.39

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Solution

The fourth proportional to 167,087.39, 250,645.82 and 47,145.39 is: 70,722.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,087.39 : 250,645.82 = 47,145.39 : x
  2. Step 2: Convert to fraction form
    167,087.39/250,645.82 = 47,145.39/x
  3. Step 3: Cross multiply
    167,087.39x = 250,645.82 × 47,145.39
  4. Step 4: Simplify right side
    167,087.39x = 11,816,795,435.20
  5. Step 5: Solve for x
    x = 11,816,795,435.20/167,087.39
  6. Step 6: Final answer
    x = 70,722.25

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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.