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Finding the Fourth Proportional to 63,939.82, 88,237.06 and 35,644.90

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Solution

The fourth proportional to 63,939.82, 88,237.06 and 35,644.90 is: 49,190.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,939.82 : 88,237.06 = 35,644.90 : x
  2. Step 2: Convert to fraction form
    63,939.82/88,237.06 = 35,644.90/x
  3. Step 3: Cross multiply
    63,939.82x = 88,237.06 × 35,644.90
  4. Step 4: Simplify right side
    63,939.82x = 3,145,201,179.99
  5. Step 5: Solve for x
    x = 3,145,201,179.99/63,939.82
  6. Step 6: Final answer
    x = 49,190.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.