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Finding the Fourth Proportional to 185,590.23, 256,119.48 and 100,707.36

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Solution

The fourth proportional to 185,590.23, 256,119.48 and 100,707.36 is: 138,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,590.23 : 256,119.48 = 100,707.36 : x
  2. Step 2: Convert to fraction form
    185,590.23/256,119.48 = 100,707.36/x
  3. Step 3: Cross multiply
    185,590.23x = 256,119.48 × 100,707.36
  4. Step 4: Simplify right side
    185,590.23x = 25,793,116,675.37
  5. Step 5: Solve for x
    x = 25,793,116,675.37/185,590.23
  6. Step 6: Final answer
    x = 138,978.85

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