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Finding the Fourth Proportional to 116,239.16, 160,368.78 and 75,976.16

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Solution

The fourth proportional to 116,239.16, 160,368.78 and 75,976.16 is: 104,820.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,239.16 : 160,368.78 = 75,976.16 : x
  2. Step 2: Convert to fraction form
    116,239.16/160,368.78 = 75,976.16/x
  3. Step 3: Cross multiply
    116,239.16x = 160,368.78 × 75,976.16
  4. Step 4: Simplify right side
    116,239.16x = 12,184,204,088.28
  5. Step 5: Solve for x
    x = 12,184,204,088.28/116,239.16
  6. Step 6: Final answer
    x = 104,820.13

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