Home / 214,735.24-322,059.12-81,568.81

Finding the Fourth Proportional to 214,735.24, 322,059.12 and 81,568.81

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Solution

The fourth proportional to 214,735.24, 322,059.12 and 81,568.81 is: 122,336.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,735.24 : 322,059.12 = 81,568.81 : x
  2. Step 2: Convert to fraction form
    214,735.24/322,059.12 = 81,568.81/x
  3. Step 3: Cross multiply
    214,735.24x = 322,059.12 × 81,568.81
  4. Step 4: Simplify right side
    214,735.24x = 26,269,979,168.05
  5. Step 5: Solve for x
    x = 26,269,979,168.05/214,735.24
  6. Step 6: Final answer
    x = 122,336.60

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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.