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Finding the Fourth Proportional to 71,516.82, 107,327.07 and 26,544.58

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Solution

The fourth proportional to 71,516.82, 107,327.07 and 26,544.58 is: 39,836.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,516.82 : 107,327.07 = 26,544.58 : x
  2. Step 2: Convert to fraction form
    71,516.82/107,327.07 = 26,544.58/x
  3. Step 3: Cross multiply
    71,516.82x = 107,327.07 × 26,544.58
  4. Step 4: Simplify right side
    71,516.82x = 2,848,951,652.81
  5. Step 5: Solve for x
    x = 2,848,951,652.81/71,516.82
  6. Step 6: Final answer
    x = 39,836.11

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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.