Home / 111,218.45-166,827.68-110,181.65

Finding the Fourth Proportional to 111,218.45, 166,827.68 and 110,181.65

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Solution

The fourth proportional to 111,218.45, 166,827.68 and 110,181.65 is: 165,272.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,218.45 : 166,827.68 = 110,181.65 : x
  2. Step 2: Convert to fraction form
    111,218.45/166,827.68 = 110,181.65/x
  3. Step 3: Cross multiply
    111,218.45x = 166,827.68 × 110,181.65
  4. Step 4: Simplify right side
    111,218.45x = 18,381,348,497.16
  5. Step 5: Solve for x
    x = 18,381,348,497.16/111,218.45
  6. Step 6: Final answer
    x = 165,272.48

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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.