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Finding the Fourth Proportional to 184.68, 278 and 130.96

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Solution

The fourth proportional to 184.68, 278 and 130.96 is: 197.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    184.68 : 278 = 130.96 : x
  2. Step 2: Convert to fraction form
    184.68/278 = 130.96/x
  3. Step 3: Cross multiply
    184.68x = 278 × 130.96
  4. Step 4: Simplify right side
    184.68x = 36,406.88
  5. Step 5: Solve for x
    x = 36,406.88/184.68
  6. Step 6: Final answer
    x = 197.13

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