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Finding the Fourth Proportional to 124,813.08, 187,056.54 and 108,978.12

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Solution

The fourth proportional to 124,813.08, 187,056.54 and 108,978.12 is: 163,324.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,813.08 : 187,056.54 = 108,978.12 : x
  2. Step 2: Convert to fraction form
    124,813.08/187,056.54 = 108,978.12/x
  3. Step 3: Cross multiply
    124,813.08x = 187,056.54 × 108,978.12
  4. Step 4: Simplify right side
    124,813.08x = 20,385,070,062.90
  5. Step 5: Solve for x
    x = 20,385,070,062.90/124,813.08
  6. Step 6: Final answer
    x = 163,324.79

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