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Finding the Fourth Proportional to 151.86, 227.64 and 70.77

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Solution

The fourth proportional to 151.86, 227.64 and 70.77 is: 106.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    151.86 : 227.64 = 70.77 : x
  2. Step 2: Convert to fraction form
    151.86/227.64 = 70.77/x
  3. Step 3: Cross multiply
    151.86x = 227.64 × 70.77
  4. Step 4: Simplify right side
    151.86x = 16,110.08
  5. Step 5: Solve for x
    x = 16,110.08/151.86
  6. Step 6: Final answer
    x = 106.09

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