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Finding the Fourth Proportional to 103,613.20, 155,304.60 and 44,438.80

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Solution

The fourth proportional to 103,613.20, 155,304.60 and 44,438.80 is: 66,608.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,613.20 : 155,304.60 = 44,438.80 : x
  2. Step 2: Convert to fraction form
    103,613.20/155,304.60 = 44,438.80/x
  3. Step 3: Cross multiply
    103,613.20x = 155,304.60 × 44,438.80
  4. Step 4: Simplify right side
    103,613.20x = 6,901,550,058.48
  5. Step 5: Solve for x
    x = 6,901,550,058.48/103,613.20
  6. Step 6: Final answer
    x = 66,608.79

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