Home / 195,918.52-270,370.53-109,896.60

Finding the Fourth Proportional to 195,918.52, 270,370.53 and 109,896.60

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Solution

The fourth proportional to 195,918.52, 270,370.53 and 109,896.60 is: 151,658.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,918.52 : 270,370.53 = 109,896.60 : x
  2. Step 2: Convert to fraction form
    195,918.52/270,370.53 = 109,896.60/x
  3. Step 3: Cross multiply
    195,918.52x = 270,370.53 × 109,896.60
  4. Step 4: Simplify right side
    195,918.52x = 29,712,801,789.34
  5. Step 5: Solve for x
    x = 29,712,801,789.34/195,918.52
  6. Step 6: Final answer
    x = 151,658.97

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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.