Home / 148,243.56-204,576.24-80,260.56

Finding the Fourth Proportional to 148,243.56, 204,576.24 and 80,260.56

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Solution

The fourth proportional to 148,243.56, 204,576.24 and 80,260.56 is: 110,759.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,243.56 : 204,576.24 = 80,260.56 : x
  2. Step 2: Convert to fraction form
    148,243.56/204,576.24 = 80,260.56/x
  3. Step 3: Cross multiply
    148,243.56x = 204,576.24 × 80,260.56
  4. Step 4: Simplify right side
    148,243.56x = 16,419,403,585.09
  5. Step 5: Solve for x
    x = 16,419,403,585.09/148,243.56
  6. Step 6: Final answer
    x = 110,759.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.