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Finding the Fourth Proportional to 188,559.90, 260,175.45 and 105,776.64

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Solution

The fourth proportional to 188,559.90, 260,175.45 and 105,776.64 is: 145,950.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,559.90 : 260,175.45 = 105,776.64 : x
  2. Step 2: Convert to fraction form
    188,559.90/260,175.45 = 105,776.64/x
  3. Step 3: Cross multiply
    188,559.90x = 260,175.45 × 105,776.64
  4. Step 4: Simplify right side
    188,559.90x = 27,520,484,911.49
  5. Step 5: Solve for x
    x = 27,520,484,911.49/188,559.90
  6. Step 6: Final answer
    x = 145,950.89

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