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Finding the Fourth Proportional to 103,998.71, 143,518.19 and 58,676.29

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Solution

The fourth proportional to 103,998.71, 143,518.19 and 58,676.29 is: 80,973.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,998.71 : 143,518.19 = 58,676.29 : x
  2. Step 2: Convert to fraction form
    103,998.71/143,518.19 = 58,676.29/x
  3. Step 3: Cross multiply
    103,998.71x = 143,518.19 × 58,676.29
  4. Step 4: Simplify right side
    103,998.71x = 8,421,114,495.28
  5. Step 5: Solve for x
    x = 8,421,114,495.28/103,998.71
  6. Step 6: Final answer
    x = 80,973.26

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