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Finding the Fourth Proportional to 103,800.09, 143,214.48 and 58,462.20

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Solution

The fourth proportional to 103,800.09, 143,214.48 and 58,462.20 is: 80,661.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,800.09 : 143,214.48 = 58,462.20 : x
  2. Step 2: Convert to fraction form
    103,800.09/143,214.48 = 58,462.20/x
  3. Step 3: Cross multiply
    103,800.09x = 143,214.48 × 58,462.20
  4. Step 4: Simplify right side
    103,800.09x = 8,372,633,572.66
  5. Step 5: Solve for x
    x = 8,372,633,572.66/103,800.09
  6. Step 6: Final answer
    x = 80,661.14

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