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Finding the Fourth Proportional to 106,302.09, 146,837.10 and 79,397.94

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Solution

The fourth proportional to 106,302.09, 146,837.10 and 79,397.94 is: 109,673.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,302.09 : 146,837.10 = 79,397.94 : x
  2. Step 2: Convert to fraction form
    106,302.09/146,837.10 = 79,397.94/x
  3. Step 3: Cross multiply
    106,302.09x = 146,837.10 × 79,397.94
  4. Step 4: Simplify right side
    106,302.09x = 11,658,563,255.57
  5. Step 5: Solve for x
    x = 11,658,563,255.57/106,302.09
  6. Step 6: Final answer
    x = 109,673.89

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