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Finding the Fourth Proportional to 73,491.82, 110,211.26 and 25,447.37

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Solution

The fourth proportional to 73,491.82, 110,211.26 and 25,447.37 is: 38,161.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,491.82 : 110,211.26 = 25,447.37 : x
  2. Step 2: Convert to fraction form
    73,491.82/110,211.26 = 25,447.37/x
  3. Step 3: Cross multiply
    73,491.82x = 110,211.26 × 25,447.37
  4. Step 4: Simplify right side
    73,491.82x = 2,804,586,711.39
  5. Step 5: Solve for x
    x = 2,804,586,711.39/73,491.82
  6. Step 6: Final answer
    x = 38,161.89

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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.