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Finding the Fourth Proportional to 105,422.40, 158,133.60 and 35,294.40

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Solution

The fourth proportional to 105,422.40, 158,133.60 and 35,294.40 is: 52,941.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,422.40 : 158,133.60 = 35,294.40 : x
  2. Step 2: Convert to fraction form
    105,422.40/158,133.60 = 35,294.40/x
  3. Step 3: Cross multiply
    105,422.40x = 158,133.60 × 35,294.40
  4. Step 4: Simplify right side
    105,422.40x = 5,581,230,531.84
  5. Step 5: Solve for x
    x = 5,581,230,531.84/105,422.40
  6. Step 6: Final answer
    x = 52,941.60

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