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Finding the Fourth Proportional to 226,858.34, 340,261.56 and 60,659.30

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Solution

The fourth proportional to 226,858.34, 340,261.56 and 60,659.30 is: 90,982.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,858.34 : 340,261.56 = 60,659.30 : x
  2. Step 2: Convert to fraction form
    226,858.34/340,261.56 = 60,659.30/x
  3. Step 3: Cross multiply
    226,858.34x = 340,261.56 × 60,659.30
  4. Step 4: Simplify right side
    226,858.34x = 20,640,028,046.51
  5. Step 5: Solve for x
    x = 20,640,028,046.51/226,858.34
  6. Step 6: Final answer
    x = 90,982.01

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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.