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Finding the Fourth Proportional to 85,315.93, 127,870.13 and 60,363.17

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Solution

The fourth proportional to 85,315.93, 127,870.13 and 60,363.17 is: 90,471.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,315.93 : 127,870.13 = 60,363.17 : x
  2. Step 2: Convert to fraction form
    85,315.93/127,870.13 = 60,363.17/x
  3. Step 3: Cross multiply
    85,315.93x = 127,870.13 × 60,363.17
  4. Step 4: Simplify right side
    85,315.93x = 7,718,647,020.57
  5. Step 5: Solve for x
    x = 7,718,647,020.57/85,315.93
  6. Step 6: Final answer
    x = 90,471.34

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