Home / 198,770.14-298,157.64-110,196.64

Finding the Fourth Proportional to 198,770.14, 298,157.64 and 110,196.64

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Solution

The fourth proportional to 198,770.14, 298,157.64 and 110,196.64 is: 165,296.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,770.14 : 298,157.64 = 110,196.64 : x
  2. Step 2: Convert to fraction form
    198,770.14/298,157.64 = 110,196.64/x
  3. Step 3: Cross multiply
    198,770.14x = 298,157.64 × 110,196.64
  4. Step 4: Simplify right side
    198,770.14x = 32,855,970,118.33
  5. Step 5: Solve for x
    x = 32,855,970,118.33/198,770.14
  6. Step 6: Final answer
    x = 165,296.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.