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Finding the Fourth Proportional to 134,417.20, 201,625.80 and 92,426.80

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Solution

The fourth proportional to 134,417.20, 201,625.80 and 92,426.80 is: 138,640.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,417.20 : 201,625.80 = 92,426.80 : x
  2. Step 2: Convert to fraction form
    134,417.20/201,625.80 = 92,426.80/x
  3. Step 3: Cross multiply
    134,417.20x = 201,625.80 × 92,426.80
  4. Step 4: Simplify right side
    134,417.20x = 18,635,627,491.44
  5. Step 5: Solve for x
    x = 18,635,627,491.44/134,417.20
  6. Step 6: Final answer
    x = 138,640.20

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