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Finding the Fourth Proportional to 48,788.08, 73,180.40 and 20,690.08

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Solution

The fourth proportional to 48,788.08, 73,180.40 and 20,690.08 is: 31,034.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,788.08 : 73,180.40 = 20,690.08 : x
  2. Step 2: Convert to fraction form
    48,788.08/73,180.40 = 20,690.08/x
  3. Step 3: Cross multiply
    48,788.08x = 73,180.40 × 20,690.08
  4. Step 4: Simplify right side
    48,788.08x = 1,514,108,330.43
  5. Step 5: Solve for x
    x = 1,514,108,330.43/48,788.08
  6. Step 6: Final answer
    x = 31,034.39

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