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Finding the Fourth Proportional to 107,322.80, 160,984.20 and 102,772.40

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Solution

The fourth proportional to 107,322.80, 160,984.20 and 102,772.40 is: 154,158.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,322.80 : 160,984.20 = 102,772.40 : x
  2. Step 2: Convert to fraction form
    107,322.80/160,984.20 = 102,772.40/x
  3. Step 3: Cross multiply
    107,322.80x = 160,984.20 × 102,772.40
  4. Step 4: Simplify right side
    107,322.80x = 16,544,732,596.08
  5. Step 5: Solve for x
    x = 16,544,732,596.08/107,322.80
  6. Step 6: Final answer
    x = 154,158.60

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