Home / 227,109.08-340,517.82-100,787.96

Finding the Fourth Proportional to 227,109.08, 340,517.82 and 100,787.96

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Solution

The fourth proportional to 227,109.08, 340,517.82 and 100,787.96 is: 151,117.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,109.08 : 340,517.82 = 100,787.96 : x
  2. Step 2: Convert to fraction form
    227,109.08/340,517.82 = 100,787.96/x
  3. Step 3: Cross multiply
    227,109.08x = 340,517.82 × 100,787.96
  4. Step 4: Simplify right side
    227,109.08x = 34,320,096,421.45
  5. Step 5: Solve for x
    x = 34,320,096,421.45/227,109.08
  6. Step 6: Final answer
    x = 151,117.24

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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.