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Finding the Fourth Proportional to 167,910.52, 251,899.02 and 47,968.52

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Solution

The fourth proportional to 167,910.52, 251,899.02 and 47,968.52 is: 71,962.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,910.52 : 251,899.02 = 47,968.52 : x
  2. Step 2: Convert to fraction form
    167,910.52/251,899.02 = 47,968.52/x
  3. Step 3: Cross multiply
    167,910.52x = 251,899.02 × 47,968.52
  4. Step 4: Simplify right side
    167,910.52x = 12,083,223,178.85
  5. Step 5: Solve for x
    x = 12,083,223,178.85/167,910.52
  6. Step 6: Final answer
    x = 71,962.28

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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.