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Finding the Fourth Proportional to 98,725.02, 136,243.75 and 54,013.02

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Solution

The fourth proportional to 98,725.02, 136,243.75 and 54,013.02 is: 74,539.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,725.02 : 136,243.75 = 54,013.02 : x
  2. Step 2: Convert to fraction form
    98,725.02/136,243.75 = 54,013.02/x
  3. Step 3: Cross multiply
    98,725.02x = 136,243.75 × 54,013.02
  4. Step 4: Simplify right side
    98,725.02x = 7,358,936,393.63
  5. Step 5: Solve for x
    x = 7,358,936,393.63/98,725.02
  6. Step 6: Final answer
    x = 74,539.73

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