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Finding the Fourth Proportional to 107,708.87, 148,541.47 and 67,426.30

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Solution

The fourth proportional to 107,708.87, 148,541.47 and 67,426.30 is: 92,987.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,708.87 : 148,541.47 = 67,426.30 : x
  2. Step 2: Convert to fraction form
    107,708.87/148,541.47 = 67,426.30/x
  3. Step 3: Cross multiply
    107,708.87x = 148,541.47 × 67,426.30
  4. Step 4: Simplify right side
    107,708.87x = 10,015,601,718.66
  5. Step 5: Solve for x
    x = 10,015,601,718.66/107,708.87
  6. Step 6: Final answer
    x = 92,987.72

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