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Finding the Fourth Proportional to 107,895.20, 161,804.40 and 48,759.20

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Solution

The fourth proportional to 107,895.20, 161,804.40 and 48,759.20 is: 73,121.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,895.20 : 161,804.40 = 48,759.20 : x
  2. Step 2: Convert to fraction form
    107,895.20/161,804.40 = 48,759.20/x
  3. Step 3: Cross multiply
    107,895.20x = 161,804.40 × 48,759.20
  4. Step 4: Simplify right side
    107,895.20x = 7,889,453,100.48
  5. Step 5: Solve for x
    x = 7,889,453,100.48/107,895.20
  6. Step 6: Final answer
    x = 73,121.45

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