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Finding the Fourth Proportional to 185,693.20, 256,255.24 and 100,808.08

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Solution

The fourth proportional to 185,693.20, 256,255.24 and 100,808.08 is: 139,114.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,693.20 : 256,255.24 = 100,808.08 : x
  2. Step 2: Convert to fraction form
    185,693.20/256,255.24 = 100,808.08/x
  3. Step 3: Cross multiply
    185,693.20x = 256,255.24 × 100,808.08
  4. Step 4: Simplify right side
    185,693.20x = 25,832,598,734.34
  5. Step 5: Solve for x
    x = 25,832,598,734.34/185,693.20
  6. Step 6: Final answer
    x = 139,114.40

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