Home / 146,976.12-202,825.62-79,908.12

Finding the Fourth Proportional to 146,976.12, 202,825.62 and 79,908.12

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Solution

The fourth proportional to 146,976.12, 202,825.62 and 79,908.12 is: 110,272.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,976.12 : 202,825.62 = 79,908.12 : x
  2. Step 2: Convert to fraction form
    146,976.12/202,825.62 = 79,908.12/x
  3. Step 3: Cross multiply
    146,976.12x = 202,825.62 × 79,908.12
  4. Step 4: Simplify right side
    146,976.12x = 16,207,413,982.03
  5. Step 5: Solve for x
    x = 16,207,413,982.03/146,976.12
  6. Step 6: Final answer
    x = 110,272.43

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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.