Home / 195,714.72-270,087.35-109,673.90

Finding the Fourth Proportional to 195,714.72, 270,087.35 and 109,673.90

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Solution

The fourth proportional to 195,714.72, 270,087.35 and 109,673.90 is: 151,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,714.72 : 270,087.35 = 109,673.90 : x
  2. Step 2: Convert to fraction form
    195,714.72/270,087.35 = 109,673.90/x
  3. Step 3: Cross multiply
    195,714.72x = 270,087.35 × 109,673.90
  4. Step 4: Simplify right side
    195,714.72x = 29,621,531,116.36
  5. Step 5: Solve for x
    x = 29,621,531,116.36/195,714.72
  6. Step 6: Final answer
    x = 151,350.55

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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.