Home / 395,215.13-592,839.09-114,732.38

Finding the Fourth Proportional to 395,215.13, 592,839.09 and 114,732.38

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Solution

The fourth proportional to 395,215.13, 592,839.09 and 114,732.38 is: 172,103.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,215.13 : 592,839.09 = 114,732.38 : x
  2. Step 2: Convert to fraction form
    395,215.13/592,839.09 = 114,732.38/x
  3. Step 3: Cross multiply
    395,215.13x = 592,839.09 × 114,732.38
  4. Step 4: Simplify right side
    395,215.13x = 68,017,836,788.54
  5. Step 5: Solve for x
    x = 68,017,836,788.54/395,215.13
  6. Step 6: Final answer
    x = 172,103.32

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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.