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Finding the Fourth Proportional to 99,169.26, 148,753.88 and 25,297.26

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Solution

The fourth proportional to 99,169.26, 148,753.88 and 25,297.26 is: 37,945.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,169.26 : 148,753.88 = 25,297.26 : x
  2. Step 2: Convert to fraction form
    99,169.26/148,753.88 = 25,297.26/x
  3. Step 3: Cross multiply
    99,169.26x = 148,753.88 × 25,297.26
  4. Step 4: Simplify right side
    99,169.26x = 3,763,065,578.37
  5. Step 5: Solve for x
    x = 3,763,065,578.37/99,169.26
  6. Step 6: Final answer
    x = 37,945.89

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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.