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Finding the Fourth Proportional to 167,179.68, 250,784.56 and 47,238.11

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Solution

The fourth proportional to 167,179.68, 250,784.56 and 47,238.11 is: 70,861.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,179.68 : 250,784.56 = 47,238.11 : x
  2. Step 2: Convert to fraction form
    167,179.68/250,784.56 = 47,238.11/x
  3. Step 3: Cross multiply
    167,179.68x = 250,784.56 × 47,238.11
  4. Step 4: Simplify right side
    167,179.68x = 11,846,588,377.15
  5. Step 5: Solve for x
    x = 11,846,588,377.15/167,179.68
  6. Step 6: Final answer
    x = 70,861.41

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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.