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Finding the Fourth Proportional to 132,690.95, 199,118.45 and 53,805.86

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Solution

The fourth proportional to 132,690.95, 199,118.45 and 53,805.86 is: 80,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,690.95 : 199,118.45 = 53,805.86 : x
  2. Step 2: Convert to fraction form
    132,690.95/199,118.45 = 53,805.86/x
  3. Step 3: Cross multiply
    132,690.95x = 199,118.45 × 53,805.86
  4. Step 4: Simplify right side
    132,690.95x = 10,713,739,444.12
  5. Step 5: Solve for x
    x = 10,713,739,444.12/132,690.95
  6. Step 6: Final answer
    x = 80,742.05

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