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Finding the Fourth Proportional to 63,861.77, 88,110.78 and 41,213.90

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Solution

The fourth proportional to 63,861.77, 88,110.78 and 41,213.90 is: 56,863.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,861.77 : 88,110.78 = 41,213.90 : x
  2. Step 2: Convert to fraction form
    63,861.77/88,110.78 = 41,213.90/x
  3. Step 3: Cross multiply
    63,861.77x = 88,110.78 × 41,213.90
  4. Step 4: Simplify right side
    63,861.77x = 3,631,388,875.84
  5. Step 5: Solve for x
    x = 3,631,388,875.84/63,861.77
  6. Step 6: Final answer
    x = 56,863.27

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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.