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Finding the Fourth Proportional to 73,408.43, 110,119.91 and 23,475.98

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Solution

The fourth proportional to 73,408.43, 110,119.91 and 23,475.98 is: 35,216.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,408.43 : 110,119.91 = 23,475.98 : x
  2. Step 2: Convert to fraction form
    73,408.43/110,119.91 = 23,475.98/x
  3. Step 3: Cross multiply
    73,408.43x = 110,119.91 × 23,475.98
  4. Step 4: Simplify right side
    73,408.43x = 2,585,172,136.78
  5. Step 5: Solve for x
    x = 2,585,172,136.78/73,408.43
  6. Step 6: Final answer
    x = 35,216.29

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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.