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Finding the Fourth Proportional to 467.40, 701.07 and 142.75

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Solution

The fourth proportional to 467.40, 701.07 and 142.75 is: 214.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    467.40 : 701.07 = 142.75 : x
  2. Step 2: Convert to fraction form
    467.40/701.07 = 142.75/x
  3. Step 3: Cross multiply
    467.40x = 701.07 × 142.75
  4. Step 4: Simplify right side
    467.40x = 100,077.74
  5. Step 5: Solve for x
    x = 100,077.74/467.40
  6. Step 6: Final answer
    x = 214.12

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