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Finding the Fourth Proportional to 79,084, 118,593.06 and 29,166.94

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Solution

The fourth proportional to 79,084, 118,593.06 and 29,166.94 is: 43,738.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,084 : 118,593.06 = 29,166.94 : x
  2. Step 2: Convert to fraction form
    79,084/118,593.06 = 29,166.94/x
  3. Step 3: Cross multiply
    79,084x = 118,593.06 × 29,166.94
  4. Step 4: Simplify right side
    79,084x = 3,458,996,665.44
  5. Step 5: Solve for x
    x = 3,458,996,665.44/79,084
  6. Step 6: Final answer
    x = 43,738.26

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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.