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Finding the Fourth Proportional to 188,546.98, 260,188.18 and 103,663.40

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Solution

The fourth proportional to 188,546.98, 260,188.18 and 103,663.40 is: 143,051.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,546.98 : 260,188.18 = 103,663.40 : x
  2. Step 2: Convert to fraction form
    188,546.98/260,188.18 = 103,663.40/x
  3. Step 3: Cross multiply
    188,546.98x = 260,188.18 × 103,663.40
  4. Step 4: Simplify right side
    188,546.98x = 26,971,991,378.61
  5. Step 5: Solve for x
    x = 26,971,991,378.61/188,546.98
  6. Step 6: Final answer
    x = 143,051.83

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