Home / 234,747.97-352,147.32-74,786.17

Finding the Fourth Proportional to 234,747.97, 352,147.32 and 74,786.17

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Solution

The fourth proportional to 234,747.97, 352,147.32 and 74,786.17 is: 112,187.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,747.97 : 352,147.32 = 74,786.17 : x
  2. Step 2: Convert to fraction form
    234,747.97/352,147.32 = 74,786.17/x
  3. Step 3: Cross multiply
    234,747.97x = 352,147.32 × 74,786.17
  4. Step 4: Simplify right side
    234,747.97x = 26,335,750,814.43
  5. Step 5: Solve for x
    x = 26,335,750,814.43/234,747.97
  6. Step 6: Final answer
    x = 112,187.34

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1.5x scale

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.