Home / 135,580.92-203,383.52-35,739.60

Finding the Fourth Proportional to 135,580.92, 203,383.52 and 35,739.60

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Solution

The fourth proportional to 135,580.92, 203,383.52 and 35,739.60 is: 53,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,580.92 : 203,383.52 = 35,739.60 : x
  2. Step 2: Convert to fraction form
    135,580.92/203,383.52 = 35,739.60/x
  3. Step 3: Cross multiply
    135,580.92x = 203,383.52 × 35,739.60
  4. Step 4: Simplify right side
    135,580.92x = 7,268,845,651.39
  5. Step 5: Solve for x
    x = 7,268,845,651.39/135,580.92
  6. Step 6: Final answer
    x = 53,612.60

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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.