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Finding the Fourth Proportional to 115,706.88, 160,493.45 and 112,635.97

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Solution

The fourth proportional to 115,706.88, 160,493.45 and 112,635.97 is: 156,233.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,706.88 : 160,493.45 = 112,635.97 : x
  2. Step 2: Convert to fraction form
    115,706.88/160,493.45 = 112,635.97/x
  3. Step 3: Cross multiply
    115,706.88x = 160,493.45 × 112,635.97
  4. Step 4: Simplify right side
    115,706.88x = 18,077,335,088.56
  5. Step 5: Solve for x
    x = 18,077,335,088.56/115,706.88
  6. Step 6: Final answer
    x = 156,233.88

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