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Finding the Fourth Proportional to 98,841.18, 136,401.09 and 53,519.25

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Solution

The fourth proportional to 98,841.18, 136,401.09 and 53,519.25 is: 73,856.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,841.18 : 136,401.09 = 53,519.25 : x
  2. Step 2: Convert to fraction form
    98,841.18/136,401.09 = 53,519.25/x
  3. Step 3: Cross multiply
    98,841.18x = 136,401.09 × 53,519.25
  4. Step 4: Simplify right side
    98,841.18x = 7,300,084,035.98
  5. Step 5: Solve for x
    x = 7,300,084,035.98/98,841.18
  6. Step 6: Final answer
    x = 73,856.71

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