Home / 84,816.11-117,067.26-49,028.42

Finding the Fourth Proportional to 84,816.11, 117,067.26 and 49,028.42

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Solution

The fourth proportional to 84,816.11, 117,067.26 and 49,028.42 is: 67,671.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,816.11 : 117,067.26 = 49,028.42 : x
  2. Step 2: Convert to fraction form
    84,816.11/117,067.26 = 49,028.42/x
  3. Step 3: Cross multiply
    84,816.11x = 117,067.26 × 49,028.42
  4. Step 4: Simplify right side
    84,816.11x = 5,739,622,206.19
  5. Step 5: Solve for x
    x = 5,739,622,206.19/84,816.11
  6. Step 6: Final answer
    x = 67,671.37

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1.5x scale

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.