Home / 146,175.48-201,718.08-82,519.20

Finding the Fourth Proportional to 146,175.48, 201,718.08 and 82,519.20

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Solution

The fourth proportional to 146,175.48, 201,718.08 and 82,519.20 is: 113,874.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,175.48 : 201,718.08 = 82,519.20 : x
  2. Step 2: Convert to fraction form
    146,175.48/201,718.08 = 82,519.20/x
  3. Step 3: Cross multiply
    146,175.48x = 201,718.08 × 82,519.20
  4. Step 4: Simplify right side
    146,175.48x = 16,645,614,587.14
  5. Step 5: Solve for x
    x = 16,645,614,587.14/146,175.48
  6. Step 6: Final answer
    x = 113,874.19

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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.