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Finding the Fourth Proportional to 205,048.10, 307,572.15 and 125,905.70

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Solution

The fourth proportional to 205,048.10, 307,572.15 and 125,905.70 is: 188,858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,048.10 : 307,572.15 = 125,905.70 : x
  2. Step 2: Convert to fraction form
    205,048.10/307,572.15 = 125,905.70/x
  3. Step 3: Cross multiply
    205,048.10x = 307,572.15 × 125,905.70
  4. Step 4: Simplify right side
    205,048.10x = 38,725,086,846.26
  5. Step 5: Solve for x
    x = 38,725,086,846.26/205,048.10
  6. Step 6: Final answer
    x = 188,858.55

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