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Finding the Fourth Proportional to 63,893.79, 95,852.07 and 21,771.54

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Solution

The fourth proportional to 63,893.79, 95,852.07 and 21,771.54 is: 32,661.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,893.79 : 95,852.07 = 21,771.54 : x
  2. Step 2: Convert to fraction form
    63,893.79/95,852.07 = 21,771.54/x
  3. Step 3: Cross multiply
    63,893.79x = 95,852.07 × 21,771.54
  4. Step 4: Simplify right side
    63,893.79x = 2,086,847,176.09
  5. Step 5: Solve for x
    x = 2,086,847,176.09/63,893.79
  6. Step 6: Final answer
    x = 32,661.19

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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.