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Finding the Fourth Proportional to 103,625.80, 155,438.70 and 44,451.40

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Solution

The fourth proportional to 103,625.80, 155,438.70 and 44,451.40 is: 66,677.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,625.80 : 155,438.70 = 44,451.40 : x
  2. Step 2: Convert to fraction form
    103,625.80/155,438.70 = 44,451.40/x
  3. Step 3: Cross multiply
    103,625.80x = 155,438.70 × 44,451.40
  4. Step 4: Simplify right side
    103,625.80x = 6,909,467,829.18
  5. Step 5: Solve for x
    x = 6,909,467,829.18/103,625.80
  6. Step 6: Final answer
    x = 66,677.10

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