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Finding the Fourth Proportional to 133,060.70, 199,615.35 and 54,182.90

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Solution

The fourth proportional to 133,060.70, 199,615.35 and 54,182.90 is: 81,284.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,060.70 : 199,615.35 = 54,182.90 : x
  2. Step 2: Convert to fraction form
    133,060.70/199,615.35 = 54,182.90/x
  3. Step 3: Cross multiply
    133,060.70x = 199,615.35 × 54,182.90
  4. Step 4: Simplify right side
    133,060.70x = 10,815,738,547.52
  5. Step 5: Solve for x
    x = 10,815,738,547.52/133,060.70
  6. Step 6: Final answer
    x = 81,284.25

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