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Finding the Fourth Proportional to 63,924.64, 88,221 and 35,249.36

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Solution

The fourth proportional to 63,924.64, 88,221 and 35,249.36 is: 48,646.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,924.64 : 88,221 = 35,249.36 : x
  2. Step 2: Convert to fraction form
    63,924.64/88,221 = 35,249.36/x
  3. Step 3: Cross multiply
    63,924.64x = 88,221 × 35,249.36
  4. Step 4: Simplify right side
    63,924.64x = 3,109,733,788.56
  5. Step 5: Solve for x
    x = 3,109,733,788.56/63,924.64
  6. Step 6: Final answer
    x = 48,646.87

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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.