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Finding the Fourth Proportional to 63,644.25, 87,824.84 and 34,958.33

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Solution

The fourth proportional to 63,644.25, 87,824.84 and 34,958.33 is: 48,240.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,644.25 : 87,824.84 = 34,958.33 : x
  2. Step 2: Convert to fraction form
    63,644.25/87,824.84 = 34,958.33/x
  3. Step 3: Cross multiply
    63,644.25x = 87,824.84 × 34,958.33
  4. Step 4: Simplify right side
    63,644.25x = 3,070,209,738.92
  5. Step 5: Solve for x
    x = 3,070,209,738.92/63,644.25
  6. Step 6: Final answer
    x = 48,240.17

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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.