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Finding the Fourth Proportional to 63,926.70, 88,219.24 and 35,634.20

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Solution

The fourth proportional to 63,926.70, 88,219.24 and 35,634.20 is: 49,175.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,926.70 : 88,219.24 = 35,634.20 : x
  2. Step 2: Convert to fraction form
    63,926.70/88,219.24 = 35,634.20/x
  3. Step 3: Cross multiply
    63,926.70x = 88,219.24 × 35,634.20
  4. Step 4: Simplify right side
    63,926.70x = 3,143,622,042.01
  5. Step 5: Solve for x
    x = 3,143,622,042.01/63,926.70
  6. Step 6: Final answer
    x = 49,175.42

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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.