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Finding the Fourth Proportional to 98,626.64, 136,104.78 and 53,304.50

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Solution

The fourth proportional to 98,626.64, 136,104.78 and 53,304.50 is: 73,560.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,626.64 : 136,104.78 = 53,304.50 : x
  2. Step 2: Convert to fraction form
    98,626.64/136,104.78 = 53,304.50/x
  3. Step 3: Cross multiply
    98,626.64x = 136,104.78 × 53,304.50
  4. Step 4: Simplify right side
    98,626.64x = 7,254,997,245.51
  5. Step 5: Solve for x
    x = 7,254,997,245.51/98,626.64
  6. Step 6: Final answer
    x = 73,560.22

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