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Finding the Fourth Proportional to 103,651.46, 143,041.77 and 58,331.06

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Solution

The fourth proportional to 103,651.46, 143,041.77 and 58,331.06 is: 80,498.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,651.46 : 143,041.77 = 58,331.06 : x
  2. Step 2: Convert to fraction form
    103,651.46/143,041.77 = 58,331.06/x
  3. Step 3: Cross multiply
    103,651.46x = 143,041.77 × 58,331.06
  4. Step 4: Simplify right side
    103,651.46x = 8,343,777,353.17
  5. Step 5: Solve for x
    x = 8,343,777,353.17/103,651.46
  6. Step 6: Final answer
    x = 80,498.41

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