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Finding the Fourth Proportional to 185,443.05, 278,041.68 and 67,098.99

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Solution

The fourth proportional to 185,443.05, 278,041.68 and 67,098.99 is: 100,604.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,443.05 : 278,041.68 = 67,098.99 : x
  2. Step 2: Convert to fraction form
    185,443.05/278,041.68 = 67,098.99/x
  3. Step 3: Cross multiply
    185,443.05x = 278,041.68 × 67,098.99
  4. Step 4: Simplify right side
    185,443.05x = 18,656,315,905.90
  5. Step 5: Solve for x
    x = 18,656,315,905.90/185,443.05
  6. Step 6: Final answer
    x = 100,604.02

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