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Finding the Fourth Proportional to 63,465.48, 95,241.96 and 21,912.48

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Solution

The fourth proportional to 63,465.48, 95,241.96 and 21,912.48 is: 32,883.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,465.48 : 95,241.96 = 21,912.48 : x
  2. Step 2: Convert to fraction form
    63,465.48/95,241.96 = 21,912.48/x
  3. Step 3: Cross multiply
    63,465.48x = 95,241.96 × 21,912.48
  4. Step 4: Simplify right side
    63,465.48x = 2,086,987,543.66
  5. Step 5: Solve for x
    x = 2,086,987,543.66/63,465.48
  6. Step 6: Final answer
    x = 32,883.82

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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.