Home / 49,898.44-74,844.92-30,171.68

Finding the Fourth Proportional to 49,898.44, 74,844.92 and 30,171.68

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Solution

The fourth proportional to 49,898.44, 74,844.92 and 30,171.68 is: 45,255.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,898.44 : 74,844.92 = 30,171.68 : x
  2. Step 2: Convert to fraction form
    49,898.44/74,844.92 = 30,171.68/x
  3. Step 3: Cross multiply
    49,898.44x = 74,844.92 × 30,171.68
  4. Step 4: Simplify right side
    49,898.44x = 2,258,196,975.87
  5. Step 5: Solve for x
    x = 2,258,196,975.87/49,898.44
  6. Step 6: Final answer
    x = 45,255.86

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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.