Home / 146,473.68-202,137.62-82,821.04

Finding the Fourth Proportional to 146,473.68, 202,137.62 and 82,821.04

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Solution

The fourth proportional to 146,473.68, 202,137.62 and 82,821.04 is: 114,295.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,473.68 : 202,137.62 = 82,821.04 : x
  2. Step 2: Convert to fraction form
    146,473.68/202,137.62 = 82,821.04/x
  3. Step 3: Cross multiply
    146,473.68x = 202,137.62 × 82,821.04
  4. Step 4: Simplify right side
    146,473.68x = 16,741,247,911.52
  5. Step 5: Solve for x
    x = 16,741,247,911.52/146,473.68
  6. Step 6: Final answer
    x = 114,295.26

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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.