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Finding the Fourth Proportional to 63,871.82, 95,822.57 and 21,752.27

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Solution

The fourth proportional to 63,871.82, 95,822.57 and 21,752.27 is: 32,633.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,871.82 : 95,822.57 = 21,752.27 : x
  2. Step 2: Convert to fraction form
    63,871.82/95,822.57 = 21,752.27/x
  3. Step 3: Cross multiply
    63,871.82x = 95,822.57 × 21,752.27
  4. Step 4: Simplify right side
    63,871.82x = 2,084,358,128.88
  5. Step 5: Solve for x
    x = 2,084,358,128.88/63,871.82
  6. Step 6: Final answer
    x = 32,633.45

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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.