Home / 109,823.09-151,680.26-73,950.80

Finding the Fourth Proportional to 109,823.09, 151,680.26 and 73,950.80

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Solution

The fourth proportional to 109,823.09, 151,680.26 and 73,950.80 is: 102,135.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,823.09 : 151,680.26 = 73,950.80 : x
  2. Step 2: Convert to fraction form
    109,823.09/151,680.26 = 73,950.80/x
  3. Step 3: Cross multiply
    109,823.09x = 151,680.26 × 73,950.80
  4. Step 4: Simplify right side
    109,823.09x = 11,216,875,997.68
  5. Step 5: Solve for x
    x = 11,216,875,997.68/109,823.09
  6. Step 6: Final answer
    x = 102,135.87

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