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Finding the Fourth Proportional to 73,418.82, 110,135.52 and 23,486.37

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Solution

The fourth proportional to 73,418.82, 110,135.52 and 23,486.37 is: 35,231.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,418.82 : 110,135.52 = 23,486.37 : x
  2. Step 2: Convert to fraction form
    73,418.82/110,135.52 = 23,486.37/x
  3. Step 3: Cross multiply
    73,418.82x = 110,135.52 × 23,486.37
  4. Step 4: Simplify right side
    73,418.82x = 2,586,683,572.86
  5. Step 5: Solve for x
    x = 2,586,683,572.86/73,418.82
  6. Step 6: Final answer
    x = 35,231.89

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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.