Home / 118,834.11-178,251.30-30,087.63

Finding the Fourth Proportional to 118,834.11, 178,251.30 and 30,087.63

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Solution

The fourth proportional to 118,834.11, 178,251.30 and 30,087.63 is: 45,131.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,834.11 : 178,251.30 = 30,087.63 : x
  2. Step 2: Convert to fraction form
    118,834.11/178,251.30 = 30,087.63/x
  3. Step 3: Cross multiply
    118,834.11x = 178,251.30 × 30,087.63
  4. Step 4: Simplify right side
    118,834.11x = 5,363,159,161.42
  5. Step 5: Solve for x
    x = 5,363,159,161.42/118,834.11
  6. Step 6: Final answer
    x = 45,131.48

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