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Finding the Fourth Proportional to 226,893.96, 340,300.85 and 84,707.37

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Solution

The fourth proportional to 226,893.96, 340,300.85 and 84,707.37 is: 127,046.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,893.96 : 340,300.85 = 84,707.37 : x
  2. Step 2: Convert to fraction form
    226,893.96/340,300.85 = 84,707.37/x
  3. Step 3: Cross multiply
    226,893.96x = 340,300.85 × 84,707.37
  4. Step 4: Simplify right side
    226,893.96x = 28,825,989,588.73
  5. Step 5: Solve for x
    x = 28,825,989,588.73/226,893.96
  6. Step 6: Final answer
    x = 127,046.09

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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.