Home / 170,231.33-234,840.29-109,821.36

Finding the Fourth Proportional to 170,231.33, 234,840.29 and 109,821.36

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Solution

The fourth proportional to 170,231.33, 234,840.29 and 109,821.36 is: 151,502.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,231.33 : 234,840.29 = 109,821.36 : x
  2. Step 2: Convert to fraction form
    170,231.33/234,840.29 = 109,821.36/x
  3. Step 3: Cross multiply
    170,231.33x = 234,840.29 × 109,821.36
  4. Step 4: Simplify right side
    170,231.33x = 25,790,479,481.49
  5. Step 5: Solve for x
    x = 25,790,479,481.49/170,231.33
  6. Step 6: Final answer
    x = 151,502.54

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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.