Home / 135,636.48-203,450.40-35,793.60

Finding the Fourth Proportional to 135,636.48, 203,450.40 and 35,793.60

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Solution

The fourth proportional to 135,636.48, 203,450.40 and 35,793.60 is: 53,689.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,636.48 : 203,450.40 = 35,793.60 : x
  2. Step 2: Convert to fraction form
    135,636.48/203,450.40 = 35,793.60/x
  3. Step 3: Cross multiply
    135,636.48x = 203,450.40 × 35,793.60
  4. Step 4: Simplify right side
    135,636.48x = 7,282,222,237.44
  5. Step 5: Solve for x
    x = 7,282,222,237.44/135,636.48
  6. Step 6: Final answer
    x = 53,689.26

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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.