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Finding the Fourth Proportional to 64,949.83, 97,475.77 and 33,358.61

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Solution

The fourth proportional to 64,949.83, 97,475.77 and 33,358.61 is: 50,064.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,949.83 : 97,475.77 = 33,358.61 : x
  2. Step 2: Convert to fraction form
    64,949.83/97,475.77 = 33,358.61/x
  3. Step 3: Cross multiply
    64,949.83x = 97,475.77 × 33,358.61
  4. Step 4: Simplify right side
    64,949.83x = 3,251,656,481.27
  5. Step 5: Solve for x
    x = 3,251,656,481.27/64,949.83
  6. Step 6: Final answer
    x = 50,064.13

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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.