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Finding the Fourth Proportional to 127,957.20, 191,935.80 and 117,848.40

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Solution

The fourth proportional to 127,957.20, 191,935.80 and 117,848.40 is: 176,772.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,957.20 : 191,935.80 = 117,848.40 : x
  2. Step 2: Convert to fraction form
    127,957.20/191,935.80 = 117,848.40/x
  3. Step 3: Cross multiply
    127,957.20x = 191,935.80 × 117,848.40
  4. Step 4: Simplify right side
    127,957.20x = 22,619,326,932.72
  5. Step 5: Solve for x
    x = 22,619,326,932.72/127,957.20
  6. Step 6: Final answer
    x = 176,772.60

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