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Finding the Fourth Proportional to 172,152.56, 258,243.73 and 47,493.56

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Solution

The fourth proportional to 172,152.56, 258,243.73 and 47,493.56 is: 71,244.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,152.56 : 258,243.73 = 47,493.56 : x
  2. Step 2: Convert to fraction form
    172,152.56/258,243.73 = 47,493.56/x
  3. Step 3: Cross multiply
    172,152.56x = 258,243.73 × 47,493.56
  4. Step 4: Simplify right side
    172,152.56x = 12,264,914,612.25
  5. Step 5: Solve for x
    x = 12,264,914,612.25/172,152.56
  6. Step 6: Final answer
    x = 71,244.45

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