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Finding the Fourth Proportional to 63,398.44, 87,486.02 and 35,102.44

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Solution

The fourth proportional to 63,398.44, 87,486.02 and 35,102.44 is: 48,439.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,398.44 : 87,486.02 = 35,102.44 : x
  2. Step 2: Convert to fraction form
    63,398.44/87,486.02 = 35,102.44/x
  3. Step 3: Cross multiply
    63,398.44x = 87,486.02 × 35,102.44
  4. Step 4: Simplify right side
    63,398.44x = 3,070,972,767.89
  5. Step 5: Solve for x
    x = 3,070,972,767.89/63,398.44
  6. Step 6: Final answer
    x = 48,439.25

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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.