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Finding the Fourth Proportional to 64,529.70, 96,806.79 and 22,408.14

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Solution

The fourth proportional to 64,529.70, 96,806.79 and 22,408.14 is: 33,616.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,529.70 : 96,806.79 = 22,408.14 : x
  2. Step 2: Convert to fraction form
    64,529.70/96,806.79 = 22,408.14/x
  3. Step 3: Cross multiply
    64,529.70x = 96,806.79 × 22,408.14
  4. Step 4: Simplify right side
    64,529.70x = 2,169,260,103.27
  5. Step 5: Solve for x
    x = 2,169,260,103.27/64,529.70
  6. Step 6: Final answer
    x = 33,616.46

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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.