Home / 123,144.44-184,449.32-75,615.26

Finding the Fourth Proportional to 123,144.44, 184,449.32 and 75,615.26

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Solution

The fourth proportional to 123,144.44, 184,449.32 and 75,615.26 is: 113,258.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,144.44 : 184,449.32 = 75,615.26 : x
  2. Step 2: Convert to fraction form
    123,144.44/184,449.32 = 75,615.26/x
  3. Step 3: Cross multiply
    123,144.44x = 184,449.32 × 75,615.26
  4. Step 4: Simplify right side
    123,144.44x = 13,947,182,910.55
  5. Step 5: Solve for x
    x = 13,947,182,910.55/123,144.44
  6. Step 6: Final answer
    x = 113,258.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.