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Finding the Fourth Proportional to 125,476.43, 173,157.77 and 68,891.45

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Solution

The fourth proportional to 125,476.43, 173,157.77 and 68,891.45 is: 95,070.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,476.43 : 173,157.77 = 68,891.45 : x
  2. Step 2: Convert to fraction form
    125,476.43/173,157.77 = 68,891.45/x
  3. Step 3: Cross multiply
    125,476.43x = 173,157.77 × 68,891.45
  4. Step 4: Simplify right side
    125,476.43x = 11,929,089,509.61
  5. Step 5: Solve for x
    x = 11,929,089,509.61/125,476.43
  6. Step 6: Final answer
    x = 95,070.36

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