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Finding the Fourth Proportional to 254,681.20, 382,021.80 and 148,247.20

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Solution

The fourth proportional to 254,681.20, 382,021.80 and 148,247.20 is: 222,370.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,681.20 : 382,021.80 = 148,247.20 : x
  2. Step 2: Convert to fraction form
    254,681.20/382,021.80 = 148,247.20/x
  3. Step 3: Cross multiply
    254,681.20x = 382,021.80 × 148,247.20
  4. Step 4: Simplify right side
    254,681.20x = 56,633,662,188.96
  5. Step 5: Solve for x
    x = 56,633,662,188.96/254,681.20
  6. Step 6: Final answer
    x = 222,370.80

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