Home / 126,505.17-189,788.86-89,138.22

Finding the Fourth Proportional to 126,505.17, 189,788.86 and 89,138.22

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Solution

The fourth proportional to 126,505.17, 189,788.86 and 89,138.22 is: 133,729.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,505.17 : 189,788.86 = 89,138.22 : x
  2. Step 2: Convert to fraction form
    126,505.17/189,788.86 = 89,138.22/x
  3. Step 3: Cross multiply
    126,505.17x = 189,788.86 × 89,138.22
  4. Step 4: Simplify right side
    126,505.17x = 16,917,441,874.21
  5. Step 5: Solve for x
    x = 16,917,441,874.21/126,505.17
  6. Step 6: Final answer
    x = 133,729.26

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