Home / 135,481.92-203,148.23-46,662.18

Finding the Fourth Proportional to 135,481.92, 203,148.23 and 46,662.18

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Solution

The fourth proportional to 135,481.92, 203,148.23 and 46,662.18 is: 69,967.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,481.92 : 203,148.23 = 46,662.18 : x
  2. Step 2: Convert to fraction form
    135,481.92/203,148.23 = 46,662.18/x
  3. Step 3: Cross multiply
    135,481.92x = 203,148.23 × 46,662.18
  4. Step 4: Simplify right side
    135,481.92x = 9,479,339,041.63
  5. Step 5: Solve for x
    x = 9,479,339,041.63/135,481.92
  6. Step 6: Final answer
    x = 69,967.56

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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.