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Finding the Fourth Proportional to 109,750.40, 164,632.80 and 30,867.20

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Solution

The fourth proportional to 109,750.40, 164,632.80 and 30,867.20 is: 46,302.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,750.40 : 164,632.80 = 30,867.20 : x
  2. Step 2: Convert to fraction form
    109,750.40/164,632.80 = 30,867.20/x
  3. Step 3: Cross multiply
    109,750.40x = 164,632.80 × 30,867.20
  4. Step 4: Simplify right side
    109,750.40x = 5,081,753,564.16
  5. Step 5: Solve for x
    x = 5,081,753,564.16/109,750.40
  6. Step 6: Final answer
    x = 46,302.82

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