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Finding the Fourth Proportional to 115,133.10, 172,722.93 and 48,573.37

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Solution

The fourth proportional to 115,133.10, 172,722.93 and 48,573.37 is: 72,869.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,133.10 : 172,722.93 = 48,573.37 : x
  2. Step 2: Convert to fraction form
    115,133.10/172,722.93 = 48,573.37/x
  3. Step 3: Cross multiply
    115,133.10x = 172,722.93 × 48,573.37
  4. Step 4: Simplify right side
    115,133.10x = 8,389,734,786.37
  5. Step 5: Solve for x
    x = 8,389,734,786.37/115,133.10
  6. Step 6: Final answer
    x = 72,869.88

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