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Finding the Fourth Proportional to 182,072.34, 251,260.92 and 101,505

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Solution

The fourth proportional to 182,072.34, 251,260.92 and 101,505 is: 140,077.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,072.34 : 251,260.92 = 101,505 : x
  2. Step 2: Convert to fraction form
    182,072.34/251,260.92 = 101,505/x
  3. Step 3: Cross multiply
    182,072.34x = 251,260.92 × 101,505
  4. Step 4: Simplify right side
    182,072.34x = 25,504,239,684.60
  5. Step 5: Solve for x
    x = 25,504,239,684.60/182,072.34
  6. Step 6: Final answer
    x = 140,077.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.