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Finding the Fourth Proportional to 226,052.60, 339,135.60 and 99,716.90

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Solution

The fourth proportional to 226,052.60, 339,135.60 and 99,716.90 is: 149,600.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,052.60 : 339,135.60 = 99,716.90 : x
  2. Step 2: Convert to fraction form
    226,052.60/339,135.60 = 99,716.90/x
  3. Step 3: Cross multiply
    226,052.60x = 339,135.60 × 99,716.90
  4. Step 4: Simplify right side
    226,052.60x = 33,817,550,711.64
  5. Step 5: Solve for x
    x = 33,817,550,711.64/226,052.60
  6. Step 6: Final answer
    x = 149,600.36

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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.