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Finding the Fourth Proportional to 53,672.82, 80,521.88 and 52,780.26

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Solution

The fourth proportional to 53,672.82, 80,521.88 and 52,780.26 is: 79,182.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,672.82 : 80,521.88 = 52,780.26 : x
  2. Step 2: Convert to fraction form
    53,672.82/80,521.88 = 52,780.26/x
  3. Step 3: Cross multiply
    53,672.82x = 80,521.88 × 52,780.26
  4. Step 4: Simplify right side
    53,672.82x = 4,249,965,762.09
  5. Step 5: Solve for x
    x = 4,249,965,762.09/53,672.82
  6. Step 6: Final answer
    x = 79,182.83

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