Home / 54,917.64-82,443.78-36,213.30

Finding the Fourth Proportional to 54,917.64, 82,443.78 and 36,213.30

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Solution

The fourth proportional to 54,917.64, 82,443.78 and 36,213.30 is: 54,364.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,917.64 : 82,443.78 = 36,213.30 : x
  2. Step 2: Convert to fraction form
    54,917.64/82,443.78 = 36,213.30/x
  3. Step 3: Cross multiply
    54,917.64x = 82,443.78 × 36,213.30
  4. Step 4: Simplify right side
    54,917.64x = 2,985,561,338.27
  5. Step 5: Solve for x
    x = 2,985,561,338.27/54,917.64
  6. Step 6: Final answer
    x = 54,364.34

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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.