Home / 126,236.96-189,575.88-116,361.44

Finding the Fourth Proportional to 126,236.96, 189,575.88 and 116,361.44

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Solution

The fourth proportional to 126,236.96, 189,575.88 and 116,361.44 is: 174,745.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,236.96 : 189,575.88 = 116,361.44 : x
  2. Step 2: Convert to fraction form
    126,236.96/189,575.88 = 116,361.44/x
  3. Step 3: Cross multiply
    126,236.96x = 189,575.88 × 116,361.44
  4. Step 4: Simplify right side
    126,236.96x = 22,059,322,386.07
  5. Step 5: Solve for x
    x = 22,059,322,386.07/126,236.96
  6. Step 6: Final answer
    x = 174,745.35

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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.