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Finding the Fourth Proportional to 67,740.46, 93,485.14 and 40,882.48

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Solution

The fourth proportional to 67,740.46, 93,485.14 and 40,882.48 is: 56,419.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,740.46 : 93,485.14 = 40,882.48 : x
  2. Step 2: Convert to fraction form
    67,740.46/93,485.14 = 40,882.48/x
  3. Step 3: Cross multiply
    67,740.46x = 93,485.14 × 40,882.48
  4. Step 4: Simplify right side
    67,740.46x = 3,821,904,366.35
  5. Step 5: Solve for x
    x = 3,821,904,366.35/67,740.46
  6. Step 6: Final answer
    x = 56,419.82

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