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Finding the Fourth Proportional to 66,992.91, 100,335.33 and 37,345.09

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Solution

The fourth proportional to 66,992.91, 100,335.33 and 37,345.09 is: 55,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,992.91 : 100,335.33 = 37,345.09 : x
  2. Step 2: Convert to fraction form
    66,992.91/100,335.33 = 37,345.09/x
  3. Step 3: Cross multiply
    66,992.91x = 100,335.33 × 37,345.09
  4. Step 4: Simplify right side
    66,992.91x = 3,747,031,929.03
  5. Step 5: Solve for x
    x = 3,747,031,929.03/66,992.91
  6. Step 6: Final answer
    x = 55,931.77

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