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Finding the Fourth Proportional to 188,555.13, 260,205.28 and 103,670.37

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Solution

The fourth proportional to 188,555.13, 260,205.28 and 103,670.37 is: 143,064.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,555.13 : 260,205.28 = 103,670.37 : x
  2. Step 2: Convert to fraction form
    188,555.13/260,205.28 = 103,670.37/x
  3. Step 3: Cross multiply
    188,555.13x = 260,205.28 × 103,670.37
  4. Step 4: Simplify right side
    188,555.13x = 26,975,577,653.55
  5. Step 5: Solve for x
    x = 26,975,577,653.55/188,555.13
  6. Step 6: Final answer
    x = 143,064.67

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