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Finding the Fourth Proportional to 171,697.06, 257,540.10 and 45,333.40

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Solution

The fourth proportional to 171,697.06, 257,540.10 and 45,333.40 is: 67,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,697.06 : 257,540.10 = 45,333.40 : x
  2. Step 2: Convert to fraction form
    171,697.06/257,540.10 = 45,333.40/x
  3. Step 3: Cross multiply
    171,697.06x = 257,540.10 × 45,333.40
  4. Step 4: Simplify right side
    171,697.06x = 11,675,168,369.34
  5. Step 5: Solve for x
    x = 11,675,168,369.34/171,697.06
  6. Step 6: Final answer
    x = 67,998.65

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