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Finding the Fourth Proportional to 73,251.54, 101,086.52 and 41,421.58

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Solution

The fourth proportional to 73,251.54, 101,086.52 and 41,421.58 is: 57,161.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,251.54 : 101,086.52 = 41,421.58 : x
  2. Step 2: Convert to fraction form
    73,251.54/101,086.52 = 41,421.58/x
  3. Step 3: Cross multiply
    73,251.54x = 101,086.52 × 41,421.58
  4. Step 4: Simplify right side
    73,251.54x = 4,187,162,915.28
  5. Step 5: Solve for x
    x = 4,187,162,915.28/73,251.54
  6. Step 6: Final answer
    x = 57,161.43

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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.