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Finding the Fourth Proportional to 153,816.40, 230,724.60 and 70,710.40

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Solution

The fourth proportional to 153,816.40, 230,724.60 and 70,710.40 is: 106,065.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,816.40 : 230,724.60 = 70,710.40 : x
  2. Step 2: Convert to fraction form
    153,816.40/230,724.60 = 70,710.40/x
  3. Step 3: Cross multiply
    153,816.40x = 230,724.60 × 70,710.40
  4. Step 4: Simplify right side
    153,816.40x = 16,314,628,755.84
  5. Step 5: Solve for x
    x = 16,314,628,755.84/153,816.40
  6. Step 6: Final answer
    x = 106,065.60

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