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Finding the Fourth Proportional to 227,094.66, 340,641.90 and 120,456.54

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Solution

The fourth proportional to 227,094.66, 340,641.90 and 120,456.54 is: 180,684.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,094.66 : 340,641.90 = 120,456.54 : x
  2. Step 2: Convert to fraction form
    227,094.66/340,641.90 = 120,456.54/x
  3. Step 3: Cross multiply
    227,094.66x = 340,641.90 × 120,456.54
  4. Step 4: Simplify right side
    227,094.66x = 41,032,544,653.03
  5. Step 5: Solve for x
    x = 41,032,544,653.03/227,094.66
  6. Step 6: Final answer
    x = 180,684.76

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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.