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Finding the Fourth Proportional to 368,045.40, 552,068.10 and 118,727.40

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Solution

The fourth proportional to 368,045.40, 552,068.10 and 118,727.40 is: 178,091.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,045.40 : 552,068.10 = 118,727.40 : x
  2. Step 2: Convert to fraction form
    368,045.40/552,068.10 = 118,727.40/x
  3. Step 3: Cross multiply
    368,045.40x = 552,068.10 × 118,727.40
  4. Step 4: Simplify right side
    368,045.40x = 65,545,610,135.94
  5. Step 5: Solve for x
    x = 65,545,610,135.94/368,045.40
  6. Step 6: Final answer
    x = 178,091.10

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