Home / 195,169.68-269,298.72-109,130.22

Finding the Fourth Proportional to 195,169.68, 269,298.72 and 109,130.22

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Solution

The fourth proportional to 195,169.68, 269,298.72 and 109,130.22 is: 150,579.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,169.68 : 269,298.72 = 109,130.22 : x
  2. Step 2: Convert to fraction form
    195,169.68/269,298.72 = 109,130.22/x
  3. Step 3: Cross multiply
    195,169.68x = 269,298.72 × 109,130.22
  4. Step 4: Simplify right side
    195,169.68x = 29,388,628,559.32
  5. Step 5: Solve for x
    x = 29,388,628,559.32/195,169.68
  6. Step 6: Final answer
    x = 150,579.89

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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.