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Finding the Fourth Proportional to 135,583.40, 203,357.73 and 35,751.44

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Solution

The fourth proportional to 135,583.40, 203,357.73 and 35,751.44 is: 53,622.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,583.40 : 203,357.73 = 35,751.44 : x
  2. Step 2: Convert to fraction form
    135,583.40/203,357.73 = 35,751.44/x
  3. Step 3: Cross multiply
    135,583.40x = 203,357.73 × 35,751.44
  4. Step 4: Simplify right side
    135,583.40x = 7,270,331,682.63
  5. Step 5: Solve for x
    x = 7,270,331,682.63/135,583.40
  6. Step 6: Final answer
    x = 53,622.58

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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.