Home / 84,093.66-116,077.37-50,112.80

Finding the Fourth Proportional to 84,093.66, 116,077.37 and 50,112.80

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Solution

The fourth proportional to 84,093.66, 116,077.37 and 50,112.80 is: 69,172.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,093.66 : 116,077.37 = 50,112.80 : x
  2. Step 2: Convert to fraction form
    84,093.66/116,077.37 = 50,112.80/x
  3. Step 3: Cross multiply
    84,093.66x = 116,077.37 × 50,112.80
  4. Step 4: Simplify right side
    84,093.66x = 5,816,961,486.58
  5. Step 5: Solve for x
    x = 5,816,961,486.58/84,093.66
  6. Step 6: Final answer
    x = 69,172.42

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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.