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Finding the Fourth Proportional to 53,475.30, 80,212.95 and 48,809.70

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Solution

The fourth proportional to 53,475.30, 80,212.95 and 48,809.70 is: 73,214.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,475.30 : 80,212.95 = 48,809.70 : x
  2. Step 2: Convert to fraction form
    53,475.30/80,212.95 = 48,809.70/x
  3. Step 3: Cross multiply
    53,475.30x = 80,212.95 × 48,809.70
  4. Step 4: Simplify right side
    53,475.30x = 3,915,170,025.62
  5. Step 5: Solve for x
    x = 3,915,170,025.62/53,475.30
  6. Step 6: Final answer
    x = 73,214.55

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