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Finding the Fourth Proportional to 93,822.88, 140,659.44 and 64,166.56

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Solution

The fourth proportional to 93,822.88, 140,659.44 and 64,166.56 is: 96,198.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,822.88 : 140,659.44 = 64,166.56 : x
  2. Step 2: Convert to fraction form
    93,822.88/140,659.44 = 64,166.56/x
  3. Step 3: Cross multiply
    93,822.88x = 140,659.44 × 64,166.56
  4. Step 4: Simplify right side
    93,822.88x = 9,025,632,396.33
  5. Step 5: Solve for x
    x = 9,025,632,396.33/93,822.88
  6. Step 6: Final answer
    x = 96,198.63

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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.