Home / 64,579.53-96,817.04-20,183.43

Finding the Fourth Proportional to 64,579.53, 96,817.04 and 20,183.43

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Solution

The fourth proportional to 64,579.53, 96,817.04 and 20,183.43 is: 30,258.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,579.53 : 96,817.04 = 20,183.43 : x
  2. Step 2: Convert to fraction form
    64,579.53/96,817.04 = 20,183.43/x
  3. Step 3: Cross multiply
    64,579.53x = 96,817.04 × 20,183.43
  4. Step 4: Simplify right side
    64,579.53x = 1,954,099,848.73
  5. Step 5: Solve for x
    x = 1,954,099,848.73/64,579.53
  6. Step 6: Final answer
    x = 30,258.81

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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.