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Finding the Fourth Proportional to 130,300.80, 195,451.20 and 123,043.20

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Solution

The fourth proportional to 130,300.80, 195,451.20 and 123,043.20 is: 184,564.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,300.80 : 195,451.20 = 123,043.20 : x
  2. Step 2: Convert to fraction form
    130,300.80/195,451.20 = 123,043.20/x
  3. Step 3: Cross multiply
    130,300.80x = 195,451.20 × 123,043.20
  4. Step 4: Simplify right side
    130,300.80x = 24,048,941,091.84
  5. Step 5: Solve for x
    x = 24,048,941,091.84/130,300.80
  6. Step 6: Final answer
    x = 184,564.80

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