Home / 54,944.64-82,310.40-43,200

Finding the Fourth Proportional to 54,944.64, 82,310.40 and 43,200

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Solution

The fourth proportional to 54,944.64, 82,310.40 and 43,200 is: 64,716.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,944.64 : 82,310.40 = 43,200 : x
  2. Step 2: Convert to fraction form
    54,944.64/82,310.40 = 43,200/x
  3. Step 3: Cross multiply
    54,944.64x = 82,310.40 × 43,200
  4. Step 4: Simplify right side
    54,944.64x = 3,555,809,280.00
  5. Step 5: Solve for x
    x = 3,555,809,280.00/54,944.64
  6. Step 6: Final answer
    x = 64,716.22

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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.