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Finding the Fourth Proportional to 134,063.39, 200,788.77 and 63,991.91

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Solution

The fourth proportional to 134,063.39, 200,788.77 and 63,991.91 is: 95,841.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,063.39 : 200,788.77 = 63,991.91 : x
  2. Step 2: Convert to fraction form
    134,063.39/200,788.77 = 63,991.91/x
  3. Step 3: Cross multiply
    134,063.39x = 200,788.77 × 63,991.91
  4. Step 4: Simplify right side
    134,063.39x = 12,848,856,898.85
  5. Step 5: Solve for x
    x = 12,848,856,898.85/134,063.39
  6. Step 6: Final answer
    x = 95,841.65

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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.