Home / 195,949.31-270,420.73-109,935.52

Finding the Fourth Proportional to 195,949.31, 270,420.73 and 109,935.52

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Solution

The fourth proportional to 195,949.31, 270,420.73 and 109,935.52 is: 151,717.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,949.31 : 270,420.73 = 109,935.52 : x
  2. Step 2: Convert to fraction form
    195,949.31/270,420.73 = 109,935.52/x
  3. Step 3: Cross multiply
    195,949.31x = 270,420.73 × 109,935.52
  4. Step 4: Simplify right side
    195,949.31x = 29,728,842,620.44
  5. Step 5: Solve for x
    x = 29,728,842,620.44/195,949.31
  6. Step 6: Final answer
    x = 151,717.01

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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.