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Finding the Fourth Proportional to 103,634.30, 155,451.45 and 44,459.90

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Solution

The fourth proportional to 103,634.30, 155,451.45 and 44,459.90 is: 66,689.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,634.30 : 155,451.45 = 44,459.90 : x
  2. Step 2: Convert to fraction form
    103,634.30/155,451.45 = 44,459.90/x
  3. Step 3: Cross multiply
    103,634.30x = 155,451.45 × 44,459.90
  4. Step 4: Simplify right side
    103,634.30x = 6,911,355,921.86
  5. Step 5: Solve for x
    x = 6,911,355,921.86/103,634.30
  6. Step 6: Final answer
    x = 66,689.85

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