Home / 199,324.32-275,054.48-109,900.96

Finding the Fourth Proportional to 199,324.32, 275,054.48 and 109,900.96

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Solution

The fourth proportional to 199,324.32, 275,054.48 and 109,900.96 is: 151,656.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,324.32 : 275,054.48 = 109,900.96 : x
  2. Step 2: Convert to fraction form
    199,324.32/275,054.48 = 109,900.96/x
  3. Step 3: Cross multiply
    199,324.32x = 275,054.48 × 109,900.96
  4. Step 4: Simplify right side
    199,324.32x = 30,228,751,404.30
  5. Step 5: Solve for x
    x = 30,228,751,404.30/199,324.32
  6. Step 6: Final answer
    x = 151,656.11

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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.