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Finding the Fourth Proportional to 189,057.51, 260,887.64 and 108,491.67

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Solution

The fourth proportional to 189,057.51, 260,887.64 and 108,491.67 is: 149,711.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,057.51 : 260,887.64 = 108,491.67 : x
  2. Step 2: Convert to fraction form
    189,057.51/260,887.64 = 108,491.67/x
  3. Step 3: Cross multiply
    189,057.51x = 260,887.64 × 108,491.67
  4. Step 4: Simplify right side
    189,057.51x = 28,304,135,203.50
  5. Step 5: Solve for x
    x = 28,304,135,203.50/189,057.51
  6. Step 6: Final answer
    x = 149,711.77

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