Home / 195,217.62-269,398.40-109,175.64

Finding the Fourth Proportional to 195,217.62, 269,398.40 and 109,175.64

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Solution

The fourth proportional to 195,217.62, 269,398.40 and 109,175.64 is: 150,661.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,217.62 : 269,398.40 = 109,175.64 : x
  2. Step 2: Convert to fraction form
    195,217.62/269,398.40 = 109,175.64/x
  3. Step 3: Cross multiply
    195,217.62x = 269,398.40 × 109,175.64
  4. Step 4: Simplify right side
    195,217.62x = 29,411,742,734.98
  5. Step 5: Solve for x
    x = 29,411,742,734.98/195,217.62
  6. Step 6: Final answer
    x = 150,661.31

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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.