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Finding the Fourth Proportional to 107,445.52, 161,112.65 and 48,230.20

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Solution

The fourth proportional to 107,445.52, 161,112.65 and 48,230.20 is: 72,320.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,445.52 : 161,112.65 = 48,230.20 : x
  2. Step 2: Convert to fraction form
    107,445.52/161,112.65 = 48,230.20/x
  3. Step 3: Cross multiply
    107,445.52x = 161,112.65 × 48,230.20
  4. Step 4: Simplify right side
    107,445.52x = 7,770,494,526.47
  5. Step 5: Solve for x
    x = 7,770,494,526.47/107,445.52
  6. Step 6: Final answer
    x = 72,320.32

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