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Finding the Fourth Proportional to 63,872.29, 88,146.48 and 35,577.97

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Solution

The fourth proportional to 63,872.29, 88,146.48 and 35,577.97 is: 49,099.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,872.29 : 88,146.48 = 35,577.97 : x
  2. Step 2: Convert to fraction form
    63,872.29/88,146.48 = 35,577.97/x
  3. Step 3: Cross multiply
    63,872.29x = 88,146.48 × 35,577.97
  4. Step 4: Simplify right side
    63,872.29x = 3,136,072,821.05
  5. Step 5: Solve for x
    x = 3,136,072,821.05/63,872.29
  6. Step 6: Final answer
    x = 49,099.11

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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.