Home / 227,108.08-340,516.32-100,786.96

Finding the Fourth Proportional to 227,108.08, 340,516.32 and 100,786.96

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Solution

The fourth proportional to 227,108.08, 340,516.32 and 100,786.96 is: 151,115.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,108.08 : 340,516.32 = 100,786.96 : x
  2. Step 2: Convert to fraction form
    227,108.08/340,516.32 = 100,786.96/x
  3. Step 3: Cross multiply
    227,108.08x = 340,516.32 × 100,786.96
  4. Step 4: Simplify right side
    227,108.08x = 34,319,604,723.19
  5. Step 5: Solve for x
    x = 34,319,604,723.19/227,108.08
  6. Step 6: Final answer
    x = 151,115.74

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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.