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Finding the Fourth Proportional to 130,017.60, 195,091.20 and 73,900.80

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Solution

The fourth proportional to 130,017.60, 195,091.20 and 73,900.80 is: 110,888.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,017.60 : 195,091.20 = 73,900.80 : x
  2. Step 2: Convert to fraction form
    130,017.60/195,091.20 = 73,900.80/x
  3. Step 3: Cross multiply
    130,017.60x = 195,091.20 × 73,900.80
  4. Step 4: Simplify right side
    130,017.60x = 14,417,395,752.96
  5. Step 5: Solve for x
    x = 14,417,395,752.96/130,017.60
  6. Step 6: Final answer
    x = 110,888.03

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