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Finding the Fourth Proportional to 63,871.63, 95,822.29 and 21,752.08

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Solution

The fourth proportional to 63,871.63, 95,822.29 and 21,752.08 is: 32,633.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,871.63 : 95,822.29 = 21,752.08 : x
  2. Step 2: Convert to fraction form
    63,871.63/95,822.29 = 21,752.08/x
  3. Step 3: Cross multiply
    63,871.63x = 95,822.29 × 21,752.08
  4. Step 4: Simplify right side
    63,871.63x = 2,084,333,997.96
  5. Step 5: Solve for x
    x = 2,084,333,997.96/63,871.63
  6. Step 6: Final answer
    x = 32,633.17

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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.