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Finding the Fourth Proportional to 368,485.35, 552,666.20 and 102,272.91

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Solution

The fourth proportional to 368,485.35, 552,666.20 and 102,272.91 is: 153,392.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,485.35 : 552,666.20 = 102,272.91 : x
  2. Step 2: Convert to fraction form
    368,485.35/552,666.20 = 102,272.91/x
  3. Step 3: Cross multiply
    368,485.35x = 552,666.20 × 102,272.91
  4. Step 4: Simplify right side
    368,485.35x = 56,522,780,021.28
  5. Step 5: Solve for x
    x = 56,522,780,021.28/368,485.35
  6. Step 6: Final answer
    x = 153,392.20

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