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Finding the Fourth Proportional to 188,503.85, 282,957.23 and 76,257.45

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Solution

The fourth proportional to 188,503.85, 282,957.23 and 76,257.45 is: 114,467.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,503.85 : 282,957.23 = 76,257.45 : x
  2. Step 2: Convert to fraction form
    188,503.85/282,957.23 = 76,257.45/x
  3. Step 3: Cross multiply
    188,503.85x = 282,957.23 × 76,257.45
  4. Step 4: Simplify right side
    188,503.85x = 21,577,596,437.58
  5. Step 5: Solve for x
    x = 21,577,596,437.58/188,503.85
  6. Step 6: Final answer
    x = 114,467.67

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