Home / 195,800.36-270,217.86-110,918.12

Finding the Fourth Proportional to 195,800.36, 270,217.86 and 110,918.12

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Solution

The fourth proportional to 195,800.36, 270,217.86 and 110,918.12 is: 153,074.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,800.36 : 270,217.86 = 110,918.12 : x
  2. Step 2: Convert to fraction form
    195,800.36/270,217.86 = 110,918.12/x
  3. Step 3: Cross multiply
    195,800.36x = 270,217.86 × 110,918.12
  4. Step 4: Simplify right side
    195,800.36x = 29,972,057,021.62
  5. Step 5: Solve for x
    x = 29,972,057,021.62/195,800.36
  6. Step 6: Final answer
    x = 153,074.58

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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.