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Finding the Fourth Proportional to 201,707.40, 302,561.10 and 68,737.80

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Solution

The fourth proportional to 201,707.40, 302,561.10 and 68,737.80 is: 103,106.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,707.40 : 302,561.10 = 68,737.80 : x
  2. Step 2: Convert to fraction form
    201,707.40/302,561.10 = 68,737.80/x
  3. Step 3: Cross multiply
    201,707.40x = 302,561.10 × 68,737.80
  4. Step 4: Simplify right side
    201,707.40x = 20,797,384,379.58
  5. Step 5: Solve for x
    x = 20,797,384,379.58/201,707.40
  6. Step 6: Final answer
    x = 103,106.70

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