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Finding the Fourth Proportional to 63,634.60, 95,490.90 and 26,212.60

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Solution

The fourth proportional to 63,634.60, 95,490.90 and 26,212.60 is: 39,334.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,634.60 : 95,490.90 = 26,212.60 : x
  2. Step 2: Convert to fraction form
    63,634.60/95,490.90 = 26,212.60/x
  3. Step 3: Cross multiply
    63,634.60x = 95,490.90 × 26,212.60
  4. Step 4: Simplify right side
    63,634.60x = 2,503,064,765.34
  5. Step 5: Solve for x
    x = 2,503,064,765.34/63,634.60
  6. Step 6: Final answer
    x = 39,334.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.