Home / 195,425.58-269,664.60-109,389.36

Finding the Fourth Proportional to 195,425.58, 269,664.60 and 109,389.36

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Solution

The fourth proportional to 195,425.58, 269,664.60 and 109,389.36 is: 150,944.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,425.58 : 269,664.60 = 109,389.36 : x
  2. Step 2: Convert to fraction form
    195,425.58/269,664.60 = 109,389.36/x
  3. Step 3: Cross multiply
    195,425.58x = 269,664.60 × 109,389.36
  4. Step 4: Simplify right side
    195,425.58x = 29,498,439,430.11
  5. Step 5: Solve for x
    x = 29,498,439,430.11/195,425.58
  6. Step 6: Final answer
    x = 150,944.61

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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.