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Finding the Fourth Proportional to 368,039.16, 552,117.06 and 115,299.72

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Solution

The fourth proportional to 368,039.16, 552,117.06 and 115,299.72 is: 172,967.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,039.16 : 552,117.06 = 115,299.72 : x
  2. Step 2: Convert to fraction form
    368,039.16/552,117.06 = 115,299.72/x
  3. Step 3: Cross multiply
    368,039.16x = 552,117.06 × 115,299.72
  4. Step 4: Simplify right side
    368,039.16x = 63,658,942,425.22
  5. Step 5: Solve for x
    x = 63,658,942,425.22/368,039.16
  6. Step 6: Final answer
    x = 172,967.85

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