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Finding the Fourth Proportional to 48,801.60, 73,202.40 and 42,775.20

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Solution

The fourth proportional to 48,801.60, 73,202.40 and 42,775.20 is: 64,162.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,801.60 : 73,202.40 = 42,775.20 : x
  2. Step 2: Convert to fraction form
    48,801.60/73,202.40 = 42,775.20/x
  3. Step 3: Cross multiply
    48,801.60x = 73,202.40 × 42,775.20
  4. Step 4: Simplify right side
    48,801.60x = 3,131,247,300.48
  5. Step 5: Solve for x
    x = 3,131,247,300.48/48,801.60
  6. Step 6: Final answer
    x = 64,162.80

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