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Finding the Fourth Proportional to 32,764.80, 49,147.20 and 30,230.40

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Solution

The fourth proportional to 32,764.80, 49,147.20 and 30,230.40 is: 45,345.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,764.80 : 49,147.20 = 30,230.40 : x
  2. Step 2: Convert to fraction form
    32,764.80/49,147.20 = 30,230.40/x
  3. Step 3: Cross multiply
    32,764.80x = 49,147.20 × 30,230.40
  4. Step 4: Simplify right side
    32,764.80x = 1,485,739,514.88
  5. Step 5: Solve for x
    x = 1,485,739,514.88/32,764.80
  6. Step 6: Final answer
    x = 45,345.60

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