Home / 72,922.80-100,629.86-41,093.75

Finding the Fourth Proportional to 72,922.80, 100,629.86 and 41,093.75

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Solution

The fourth proportional to 72,922.80, 100,629.86 and 41,093.75 is: 56,707.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,922.80 : 100,629.86 = 41,093.75 : x
  2. Step 2: Convert to fraction form
    72,922.80/100,629.86 = 41,093.75/x
  3. Step 3: Cross multiply
    72,922.80x = 100,629.86 × 41,093.75
  4. Step 4: Simplify right side
    72,922.80x = 4,135,258,355.48
  5. Step 5: Solve for x
    x = 4,135,258,355.48/72,922.80
  6. Step 6: Final answer
    x = 56,707.34

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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.