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Finding the Fourth Proportional to 98,147.84, 135,448.24 and 55,710.32

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Solution

The fourth proportional to 98,147.84, 135,448.24 and 55,710.32 is: 76,882.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,147.84 : 135,448.24 = 55,710.32 : x
  2. Step 2: Convert to fraction form
    98,147.84/135,448.24 = 55,710.32/x
  3. Step 3: Cross multiply
    98,147.84x = 135,448.24 × 55,710.32
  4. Step 4: Simplify right side
    98,147.84x = 7,545,864,793.84
  5. Step 5: Solve for x
    x = 7,545,864,793.84/98,147.84
  6. Step 6: Final answer
    x = 76,882.64

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