Home / 111,719.27-167,589.84-36,808.85

Finding the Fourth Proportional to 111,719.27, 167,589.84 and 36,808.85

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Solution

The fourth proportional to 111,719.27, 167,589.84 and 36,808.85 is: 55,216.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,719.27 : 167,589.84 = 36,808.85 : x
  2. Step 2: Convert to fraction form
    111,719.27/167,589.84 = 36,808.85/x
  3. Step 3: Cross multiply
    111,719.27x = 167,589.84 × 36,808.85
  4. Step 4: Simplify right side
    111,719.27x = 6,168,789,282.08
  5. Step 5: Solve for x
    x = 6,168,789,282.08/111,719.27
  6. Step 6: Final answer
    x = 55,216.88

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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.