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Finding the Fourth Proportional to 90,698.67, 136,049.38 and 34,541.88

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Solution

The fourth proportional to 90,698.67, 136,049.38 and 34,541.88 is: 51,813.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,698.67 : 136,049.38 = 34,541.88 : x
  2. Step 2: Convert to fraction form
    90,698.67/136,049.38 = 34,541.88/x
  3. Step 3: Cross multiply
    90,698.67x = 136,049.38 × 34,541.88
  4. Step 4: Simplify right side
    90,698.67x = 4,699,401,976.16
  5. Step 5: Solve for x
    x = 4,699,401,976.16/90,698.67
  6. Step 6: Final answer
    x = 51,813.35

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