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Finding the Fourth Proportional to 127,842.87, 176,423.36 and 71,253.03

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Solution

The fourth proportional to 127,842.87, 176,423.36 and 71,253.03 is: 98,329.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,842.87 : 176,423.36 = 71,253.03 : x
  2. Step 2: Convert to fraction form
    127,842.87/176,423.36 = 71,253.03/x
  3. Step 3: Cross multiply
    127,842.87x = 176,423.36 × 71,253.03
  4. Step 4: Simplify right side
    127,842.87x = 12,570,698,606.52
  5. Step 5: Solve for x
    x = 12,570,698,606.52/127,842.87
  6. Step 6: Final answer
    x = 98,329.29

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