Home / 54,708.60-75,519.60-47,021.44

Finding the Fourth Proportional to 54,708.60, 75,519.60 and 47,021.44

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Solution

The fourth proportional to 54,708.60, 75,519.60 and 47,021.44 is: 64,908.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,708.60 : 75,519.60 = 47,021.44 : x
  2. Step 2: Convert to fraction form
    54,708.60/75,519.60 = 47,021.44/x
  3. Step 3: Cross multiply
    54,708.60x = 75,519.60 × 47,021.44
  4. Step 4: Simplify right side
    54,708.60x = 3,551,040,340.22
  5. Step 5: Solve for x
    x = 3,551,040,340.22/54,708.60
  6. Step 6: Final answer
    x = 64,908.27

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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.