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Finding the Fourth Proportional to 116,990.16, 161,446.44 and 63,275.22

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Solution

The fourth proportional to 116,990.16, 161,446.44 and 63,275.22 is: 87,319.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,990.16 : 161,446.44 = 63,275.22 : x
  2. Step 2: Convert to fraction form
    116,990.16/161,446.44 = 63,275.22/x
  3. Step 3: Cross multiply
    116,990.16x = 161,446.44 × 63,275.22
  4. Step 4: Simplify right side
    116,990.16x = 10,215,559,009.22
  5. Step 5: Solve for x
    x = 10,215,559,009.22/116,990.16
  6. Step 6: Final answer
    x = 87,319.81

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