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Finding the Fourth Proportional to 170,413.40, 255,620.10 and 70,559.84

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Solution

The fourth proportional to 170,413.40, 255,620.10 and 70,559.84 is: 105,839.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,413.40 : 255,620.10 = 70,559.84 : x
  2. Step 2: Convert to fraction form
    170,413.40/255,620.10 = 70,559.84/x
  3. Step 3: Cross multiply
    170,413.40x = 255,620.10 × 70,559.84
  4. Step 4: Simplify right side
    170,413.40x = 18,036,513,356.78
  5. Step 5: Solve for x
    x = 18,036,513,356.78/170,413.40
  6. Step 6: Final answer
    x = 105,839.76

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