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Finding the Fourth Proportional to 129,832.30, 194,857.80 and 51,003.10

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Solution

The fourth proportional to 129,832.30, 194,857.80 and 51,003.10 is: 76,547.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,832.30 : 194,857.80 = 51,003.10 : x
  2. Step 2: Convert to fraction form
    129,832.30/194,857.80 = 51,003.10/x
  3. Step 3: Cross multiply
    129,832.30x = 194,857.80 × 51,003.10
  4. Step 4: Simplify right side
    129,832.30x = 9,938,351,859.18
  5. Step 5: Solve for x
    x = 9,938,351,859.18/129,832.30
  6. Step 6: Final answer
    x = 76,547.61

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