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Finding the Fourth Proportional to 205,299.16, 307,959.67 and 65,068.72

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Solution

The fourth proportional to 205,299.16, 307,959.67 and 65,068.72 is: 97,606.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,299.16 : 307,959.67 = 65,068.72 : x
  2. Step 2: Convert to fraction form
    205,299.16/307,959.67 = 65,068.72/x
  3. Step 3: Cross multiply
    205,299.16x = 307,959.67 × 65,068.72
  4. Step 4: Simplify right side
    205,299.16x = 20,038,540,849.96
  5. Step 5: Solve for x
    x = 20,038,540,849.96/205,299.16
  6. Step 6: Final answer
    x = 97,606.54

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