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Finding the Fourth Proportional to 127,137.51, 175,483.80 and 79,362.09

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Solution

The fourth proportional to 127,137.51, 175,483.80 and 79,362.09 is: 109,540.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,137.51 : 175,483.80 = 79,362.09 : x
  2. Step 2: Convert to fraction form
    127,137.51/175,483.80 = 79,362.09/x
  3. Step 3: Cross multiply
    127,137.51x = 175,483.80 × 79,362.09
  4. Step 4: Simplify right side
    127,137.51x = 13,926,761,129.14
  5. Step 5: Solve for x
    x = 13,926,761,129.14/127,137.51
  6. Step 6: Final answer
    x = 109,540.93

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