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Finding the Fourth Proportional to 135,754.98, 203,622.22 and 55,771.16

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Solution

The fourth proportional to 135,754.98, 203,622.22 and 55,771.16 is: 83,652.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,754.98 : 203,622.22 = 55,771.16 : x
  2. Step 2: Convert to fraction form
    135,754.98/203,622.22 = 55,771.16/x
  3. Step 3: Cross multiply
    135,754.98x = 203,622.22 × 55,771.16
  4. Step 4: Simplify right side
    135,754.98x = 11,356,246,253.64
  5. Step 5: Solve for x
    x = 11,356,246,253.64/135,754.98
  6. Step 6: Final answer
    x = 83,652.52

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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.