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Finding the Fourth Proportional to 309.03, 463.59 and 126.37

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Solution

The fourth proportional to 309.03, 463.59 and 126.37 is: 189.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    309.03 : 463.59 = 126.37 : x
  2. Step 2: Convert to fraction form
    309.03/463.59 = 126.37/x
  3. Step 3: Cross multiply
    309.03x = 463.59 × 126.37
  4. Step 4: Simplify right side
    309.03x = 58,585.34
  5. Step 5: Solve for x
    x = 58,585.34/309.03
  6. Step 6: Final answer
    x = 189.58

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