Home / 192,998.12-266,337.42-108,116.96

Finding the Fourth Proportional to 192,998.12, 266,337.42 and 108,116.96

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Solution

The fourth proportional to 192,998.12, 266,337.42 and 108,116.96 is: 149,201.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,998.12 : 266,337.42 = 108,116.96 : x
  2. Step 2: Convert to fraction form
    192,998.12/266,337.42 = 108,116.96/x
  3. Step 3: Cross multiply
    192,998.12x = 266,337.42 × 108,116.96
  4. Step 4: Simplify right side
    192,998.12x = 28,795,592,184.64
  5. Step 5: Solve for x
    x = 28,795,592,184.64/192,998.12
  6. Step 6: Final answer
    x = 149,201.41

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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.