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Finding the Fourth Proportional to 63,546, 95,325.48 and 21,992.88

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Solution

The fourth proportional to 63,546, 95,325.48 and 21,992.88 is: 32,991.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,546 : 95,325.48 = 21,992.88 : x
  2. Step 2: Convert to fraction form
    63,546/95,325.48 = 21,992.88/x
  3. Step 3: Cross multiply
    63,546x = 95,325.48 × 21,992.88
  4. Step 4: Simplify right side
    63,546x = 2,096,481,842.58
  5. Step 5: Solve for x
    x = 2,096,481,842.58/63,546
  6. Step 6: Final answer
    x = 32,991.56

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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.