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Finding the Fourth Proportional to 165,906.88, 248,861.26 and 41,247.88

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Solution

The fourth proportional to 165,906.88, 248,861.26 and 41,247.88 is: 61,872.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,906.88 : 248,861.26 = 41,247.88 : x
  2. Step 2: Convert to fraction form
    165,906.88/248,861.26 = 41,247.88/x
  3. Step 3: Cross multiply
    165,906.88x = 248,861.26 × 41,247.88
  4. Step 4: Simplify right side
    165,906.88x = 10,264,999,389.13
  5. Step 5: Solve for x
    x = 10,264,999,389.13/165,906.88
  6. Step 6: Final answer
    x = 61,872.05

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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.