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Finding the Fourth Proportional to 222,424.80, 333,637.20 and 127,946.40

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Solution

The fourth proportional to 222,424.80, 333,637.20 and 127,946.40 is: 191,919.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,424.80 : 333,637.20 = 127,946.40 : x
  2. Step 2: Convert to fraction form
    222,424.80/333,637.20 = 127,946.40/x
  3. Step 3: Cross multiply
    222,424.80x = 333,637.20 × 127,946.40
  4. Step 4: Simplify right side
    222,424.80x = 42,687,678,646.08
  5. Step 5: Solve for x
    x = 42,687,678,646.08/222,424.80
  6. Step 6: Final answer
    x = 191,919.60

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