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Finding the Fourth Proportional to 64,059.21, 96,093.86 and 17,311.41

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Solution

The fourth proportional to 64,059.21, 96,093.86 and 17,311.41 is: 25,968.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,059.21 : 96,093.86 = 17,311.41 : x
  2. Step 2: Convert to fraction form
    64,059.21/96,093.86 = 17,311.41/x
  3. Step 3: Cross multiply
    64,059.21x = 96,093.86 × 17,311.41
  4. Step 4: Simplify right side
    64,059.21x = 1,663,520,122.39
  5. Step 5: Solve for x
    x = 1,663,520,122.39/64,059.21
  6. Step 6: Final answer
    x = 25,968.48

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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.