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Finding the Fourth Proportional to 305,072.60, 457,608.90 and 94,731.80

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Solution

The fourth proportional to 305,072.60, 457,608.90 and 94,731.80 is: 142,097.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,072.60 : 457,608.90 = 94,731.80 : x
  2. Step 2: Convert to fraction form
    305,072.60/457,608.90 = 94,731.80/x
  3. Step 3: Cross multiply
    305,072.60x = 457,608.90 × 94,731.80
  4. Step 4: Simplify right side
    305,072.60x = 43,350,114,793.02
  5. Step 5: Solve for x
    x = 43,350,114,793.02/305,072.60
  6. Step 6: Final answer
    x = 142,097.70

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