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Finding the Fourth Proportional to 133,312.08, 199,968.30 and 53,386.02

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Solution

The fourth proportional to 133,312.08, 199,968.30 and 53,386.02 is: 80,079.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,312.08 : 199,968.30 = 53,386.02 : x
  2. Step 2: Convert to fraction form
    133,312.08/199,968.30 = 53,386.02/x
  3. Step 3: Cross multiply
    133,312.08x = 199,968.30 × 53,386.02
  4. Step 4: Simplify right side
    133,312.08x = 10,675,511,663.17
  5. Step 5: Solve for x
    x = 10,675,511,663.17/133,312.08
  6. Step 6: Final answer
    x = 80,079.10

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