Home / 54,771.17-75,515.73-45,709.56

Finding the Fourth Proportional to 54,771.17, 75,515.73 and 45,709.56

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Solution

The fourth proportional to 54,771.17, 75,515.73 and 45,709.56 is: 63,022.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,771.17 : 75,515.73 = 45,709.56 : x
  2. Step 2: Convert to fraction form
    54,771.17/75,515.73 = 45,709.56/x
  3. Step 3: Cross multiply
    54,771.17x = 75,515.73 × 45,709.56
  4. Step 4: Simplify right side
    54,771.17x = 3,451,790,619.97
  5. Step 5: Solve for x
    x = 3,451,790,619.97/54,771.17
  6. Step 6: Final answer
    x = 63,022.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.