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Finding the Fourth Proportional to 64,608.68, 96,972.99 and 33,041.30

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Solution

The fourth proportional to 64,608.68, 96,972.99 and 33,041.30 is: 49,592.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,608.68 : 96,972.99 = 33,041.30 : x
  2. Step 2: Convert to fraction form
    64,608.68/96,972.99 = 33,041.30/x
  3. Step 3: Cross multiply
    64,608.68x = 96,972.99 × 33,041.30
  4. Step 4: Simplify right side
    64,608.68x = 3,204,113,496.99
  5. Step 5: Solve for x
    x = 3,204,113,496.99/64,608.68
  6. Step 6: Final answer
    x = 49,592.62

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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.