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Finding the Fourth Proportional to 96,566.82, 133,189.01 and 84,609.39

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Solution

The fourth proportional to 96,566.82, 133,189.01 and 84,609.39 is: 116,696.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,566.82 : 133,189.01 = 84,609.39 : x
  2. Step 2: Convert to fraction form
    96,566.82/133,189.01 = 84,609.39/x
  3. Step 3: Cross multiply
    96,566.82x = 133,189.01 × 84,609.39
  4. Step 4: Simplify right side
    96,566.82x = 11,269,040,467.76
  5. Step 5: Solve for x
    x = 11,269,040,467.76/96,566.82
  6. Step 6: Final answer
    x = 116,696.82

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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.