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Finding the Fourth Proportional to 154,168.81, 231,278.14 and 47,527.81

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Solution

The fourth proportional to 154,168.81, 231,278.14 and 47,527.81 is: 71,299.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,168.81 : 231,278.14 = 47,527.81 : x
  2. Step 2: Convert to fraction form
    154,168.81/231,278.14 = 47,527.81/x
  3. Step 3: Cross multiply
    154,168.81x = 231,278.14 × 47,527.81
  4. Step 4: Simplify right side
    154,168.81x = 10,992,143,495.07
  5. Step 5: Solve for x
    x = 10,992,143,495.07/154,168.81
  6. Step 6: Final answer
    x = 71,299.40

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