Home / 135,749.44-203,576.88-55,764.64

Finding the Fourth Proportional to 135,749.44, 203,576.88 and 55,764.64

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Solution

The fourth proportional to 135,749.44, 203,576.88 and 55,764.64 is: 83,627.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,749.44 : 203,576.88 = 55,764.64 : x
  2. Step 2: Convert to fraction form
    135,749.44/203,576.88 = 55,764.64/x
  3. Step 3: Cross multiply
    135,749.44x = 203,576.88 × 55,764.64
  4. Step 4: Simplify right side
    135,749.44x = 11,352,391,425.52
  5. Step 5: Solve for x
    x = 11,352,391,425.52/135,749.44
  6. Step 6: Final answer
    x = 83,627.54

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1.5x scale

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.