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Finding the Fourth Proportional to 127,381.92, 175,865.76 and 82,075.92

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Solution

The fourth proportional to 127,381.92, 175,865.76 and 82,075.92 is: 113,315.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,381.92 : 175,865.76 = 82,075.92 : x
  2. Step 2: Convert to fraction form
    127,381.92/175,865.76 = 82,075.92/x
  3. Step 3: Cross multiply
    127,381.92x = 175,865.76 × 82,075.92
  4. Step 4: Simplify right side
    127,381.92x = 14,434,344,048.50
  5. Step 5: Solve for x
    x = 14,434,344,048.50/127,381.92
  6. Step 6: Final answer
    x = 113,315.49

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