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Finding the Fourth Proportional to 127,261.80, 190,892.70 and 64,924.20

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Solution

The fourth proportional to 127,261.80, 190,892.70 and 64,924.20 is: 97,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,261.80 : 190,892.70 = 64,924.20 : x
  2. Step 2: Convert to fraction form
    127,261.80/190,892.70 = 64,924.20/x
  3. Step 3: Cross multiply
    127,261.80x = 190,892.70 × 64,924.20
  4. Step 4: Simplify right side
    127,261.80x = 12,393,555,833.34
  5. Step 5: Solve for x
    x = 12,393,555,833.34/127,261.80
  6. Step 6: Final answer
    x = 97,386.30

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