Home / 77,096.28-115,661.44-32,760.94

Finding the Fourth Proportional to 77,096.28, 115,661.44 and 32,760.94

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Solution

The fourth proportional to 77,096.28, 115,661.44 and 32,760.94 is: 49,148.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,096.28 : 115,661.44 = 32,760.94 : x
  2. Step 2: Convert to fraction form
    77,096.28/115,661.44 = 32,760.94/x
  3. Step 3: Cross multiply
    77,096.28x = 115,661.44 × 32,760.94
  4. Step 4: Simplify right side
    77,096.28x = 3,789,177,496.15
  5. Step 5: Solve for x
    x = 3,789,177,496.15/77,096.28
  6. Step 6: Final answer
    x = 49,148.64

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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.