Home / 98,388.36-135,773.58-55,944.24

Finding the Fourth Proportional to 98,388.36, 135,773.58 and 55,944.24

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Solution

The fourth proportional to 98,388.36, 135,773.58 and 55,944.24 is: 77,201.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,388.36 : 135,773.58 = 55,944.24 : x
  2. Step 2: Convert to fraction form
    98,388.36/135,773.58 = 55,944.24/x
  3. Step 3: Cross multiply
    98,388.36x = 135,773.58 × 55,944.24
  4. Step 4: Simplify right side
    98,388.36x = 7,595,749,745.18
  5. Step 5: Solve for x
    x = 7,595,749,745.18/98,388.36
  6. Step 6: Final answer
    x = 77,201.71

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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.