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Finding the Fourth Proportional to 135,841.82, 203,497.64 and 88,952.54

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Solution

The fourth proportional to 135,841.82, 203,497.64 and 88,952.54 is: 133,255.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,841.82 : 203,497.64 = 88,952.54 : x
  2. Step 2: Convert to fraction form
    135,841.82/203,497.64 = 88,952.54/x
  3. Step 3: Cross multiply
    135,841.82x = 203,497.64 × 88,952.54
  4. Step 4: Simplify right side
    135,841.82x = 18,101,631,166.90
  5. Step 5: Solve for x
    x = 18,101,631,166.90/135,841.82
  6. Step 6: Final answer
    x = 133,255.22

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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.