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Finding the Fourth Proportional to 188,577.78, 260,215.52 and 108,000.50

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Solution

The fourth proportional to 188,577.78, 260,215.52 and 108,000.50 is: 149,028.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,577.78 : 260,215.52 = 108,000.50 : x
  2. Step 2: Convert to fraction form
    188,577.78/260,215.52 = 108,000.50/x
  3. Step 3: Cross multiply
    188,577.78x = 260,215.52 × 108,000.50
  4. Step 4: Simplify right side
    188,577.78x = 28,103,406,267.76
  5. Step 5: Solve for x
    x = 28,103,406,267.76/188,577.78
  6. Step 6: Final answer
    x = 149,028.20

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