Home / 111,565.62-167,247.27-40,471.72

Finding the Fourth Proportional to 111,565.62, 167,247.27 and 40,471.72

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Solution

The fourth proportional to 111,565.62, 167,247.27 and 40,471.72 is: 60,670.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,565.62 : 167,247.27 = 40,471.72 : x
  2. Step 2: Convert to fraction form
    111,565.62/167,247.27 = 40,471.72/x
  3. Step 3: Cross multiply
    111,565.62x = 167,247.27 × 40,471.72
  4. Step 4: Simplify right side
    111,565.62x = 6,768,784,264.09
  5. Step 5: Solve for x
    x = 6,768,784,264.09/111,565.62
  6. Step 6: Final answer
    x = 60,670.88

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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.