Home / 227,105.08-340,511.82-100,783.96

Finding the Fourth Proportional to 227,105.08, 340,511.82 and 100,783.96

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Solution

The fourth proportional to 227,105.08, 340,511.82 and 100,783.96 is: 151,111.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,105.08 : 340,511.82 = 100,783.96 : x
  2. Step 2: Convert to fraction form
    227,105.08/340,511.82 = 100,783.96/x
  3. Step 3: Cross multiply
    227,105.08x = 340,511.82 × 100,783.96
  4. Step 4: Simplify right side
    227,105.08x = 34,318,129,646.41
  5. Step 5: Solve for x
    x = 34,318,129,646.41/227,105.08
  6. Step 6: Final answer
    x = 151,111.24

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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.