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Finding the Fourth Proportional to 226,692.36, 339,892.74 and 108,361.08

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Solution

The fourth proportional to 226,692.36, 339,892.74 and 108,361.08 is: 162,471.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,692.36 : 339,892.74 = 108,361.08 : x
  2. Step 2: Convert to fraction form
    226,692.36/339,892.74 = 108,361.08/x
  3. Step 3: Cross multiply
    226,692.36x = 339,892.74 × 108,361.08
  4. Step 4: Simplify right side
    226,692.36x = 36,831,144,390.56
  5. Step 5: Solve for x
    x = 36,831,144,390.56/226,692.36
  6. Step 6: Final answer
    x = 162,471.93

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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.