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Finding the Fourth Proportional to 64,782.76, 97,226 and 33,626.92

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Solution

The fourth proportional to 64,782.76, 97,226 and 33,626.92 is: 50,467.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,782.76 : 97,226 = 33,626.92 : x
  2. Step 2: Convert to fraction form
    64,782.76/97,226 = 33,626.92/x
  3. Step 3: Cross multiply
    64,782.76x = 97,226 × 33,626.92
  4. Step 4: Simplify right side
    64,782.76x = 3,269,410,923.92
  5. Step 5: Solve for x
    x = 3,269,410,923.92/64,782.76
  6. Step 6: Final answer
    x = 50,467.30

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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.