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Finding the Fourth Proportional to 188,700.42, 283,099.83 and 70,372.79

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Solution

The fourth proportional to 188,700.42, 283,099.83 and 70,372.79 is: 105,577.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,700.42 : 283,099.83 = 70,372.79 : x
  2. Step 2: Convert to fraction form
    188,700.42/283,099.83 = 70,372.79/x
  3. Step 3: Cross multiply
    188,700.42x = 283,099.83 × 70,372.79
  4. Step 4: Simplify right side
    188,700.42x = 19,922,523,470.13
  5. Step 5: Solve for x
    x = 19,922,523,470.13/188,700.42
  6. Step 6: Final answer
    x = 105,577.53

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