Home / 190,739.08-286,212.30-80,008.84

Finding the Fourth Proportional to 190,739.08, 286,212.30 and 80,008.84

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Solution

The fourth proportional to 190,739.08, 286,212.30 and 80,008.84 is: 120,056.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,739.08 : 286,212.30 = 80,008.84 : x
  2. Step 2: Convert to fraction form
    190,739.08/286,212.30 = 80,008.84/x
  3. Step 3: Cross multiply
    190,739.08x = 286,212.30 × 80,008.84
  4. Step 4: Simplify right side
    190,739.08x = 22,899,514,116.73
  5. Step 5: Solve for x
    x = 22,899,514,116.73/190,739.08
  6. Step 6: Final answer
    x = 120,056.75

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