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Finding the Fourth Proportional to 131,726.40, 197,006.40 and 110,731.20

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Solution

The fourth proportional to 131,726.40, 197,006.40 and 110,731.20 is: 165,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,726.40 : 197,006.40 = 110,731.20 : x
  2. Step 2: Convert to fraction form
    131,726.40/197,006.40 = 110,731.20/x
  3. Step 3: Cross multiply
    131,726.40x = 197,006.40 × 110,731.20
  4. Step 4: Simplify right side
    131,726.40x = 21,814,755,079.68
  5. Step 5: Solve for x
    x = 21,814,755,079.68/131,726.40
  6. Step 6: Final answer
    x = 165,606.55

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