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Finding the Fourth Proportional to 202,800.80, 303,986.67 and 76,386.35

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Solution

The fourth proportional to 202,800.80, 303,986.67 and 76,386.35 is: 114,498.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,800.80 : 303,986.67 = 76,386.35 : x
  2. Step 2: Convert to fraction form
    202,800.80/303,986.67 = 76,386.35/x
  3. Step 3: Cross multiply
    202,800.80x = 303,986.67 × 76,386.35
  4. Step 4: Simplify right side
    202,800.80x = 23,220,432,169.95
  5. Step 5: Solve for x
    x = 23,220,432,169.95/202,800.80
  6. Step 6: Final answer
    x = 114,498.72

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