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Finding the Fourth Proportional to 64,093.96, 88,481.46 and 48,861.64

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Solution

The fourth proportional to 64,093.96, 88,481.46 and 48,861.64 is: 67,453.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,093.96 : 88,481.46 = 48,861.64 : x
  2. Step 2: Convert to fraction form
    64,093.96/88,481.46 = 48,861.64/x
  3. Step 3: Cross multiply
    64,093.96x = 88,481.46 × 48,861.64
  4. Step 4: Simplify right side
    64,093.96x = 4,323,349,245.19
  5. Step 5: Solve for x
    x = 4,323,349,245.19/64,093.96
  6. Step 6: Final answer
    x = 67,453.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.