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Finding the Fourth Proportional to 188,472.57, 260,094.15 and 102,431.55

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Solution

The fourth proportional to 188,472.57, 260,094.15 and 102,431.55 is: 141,356.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,472.57 : 260,094.15 = 102,431.55 : x
  2. Step 2: Convert to fraction form
    188,472.57/260,094.15 = 102,431.55/x
  3. Step 3: Cross multiply
    188,472.57x = 260,094.15 × 102,431.55
  4. Step 4: Simplify right side
    188,472.57x = 26,641,846,930.43
  5. Step 5: Solve for x
    x = 26,641,846,930.43/188,472.57
  6. Step 6: Final answer
    x = 141,356.63

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