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Finding the Fourth Proportional to 92,721.43, 127,900.75 and 59,187.43

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Solution

The fourth proportional to 92,721.43, 127,900.75 and 59,187.43 is: 81,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,721.43 : 127,900.75 = 59,187.43 : x
  2. Step 2: Convert to fraction form
    92,721.43/127,900.75 = 59,187.43/x
  3. Step 3: Cross multiply
    92,721.43x = 127,900.75 × 59,187.43
  4. Step 4: Simplify right side
    92,721.43x = 7,570,115,924.55
  5. Step 5: Solve for x
    x = 7,570,115,924.55/92,721.43
  6. Step 6: Final answer
    x = 81,643.65

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