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Finding the Fourth Proportional to 127,866.36, 176,455.59 and 71,277.74

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Solution

The fourth proportional to 127,866.36, 176,455.59 and 71,277.74 is: 98,363.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,866.36 : 176,455.59 = 71,277.74 : x
  2. Step 2: Convert to fraction form
    127,866.36/176,455.59 = 71,277.74/x
  3. Step 3: Cross multiply
    127,866.36x = 176,455.59 × 71,277.74
  4. Step 4: Simplify right side
    127,866.36x = 12,577,354,605.09
  5. Step 5: Solve for x
    x = 12,577,354,605.09/127,866.36
  6. Step 6: Final answer
    x = 98,363.28

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