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Finding the Fourth Proportional to 103,673.62, 143,074.15 and 58,354.53

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Solution

The fourth proportional to 103,673.62, 143,074.15 and 58,354.53 is: 80,531.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,673.62 : 143,074.15 = 58,354.53 : x
  2. Step 2: Convert to fraction form
    103,673.62/143,074.15 = 58,354.53/x
  3. Step 3: Cross multiply
    103,673.62x = 143,074.15 × 58,354.53
  4. Step 4: Simplify right side
    103,673.62x = 8,349,024,095.99
  5. Step 5: Solve for x
    x = 8,349,024,095.99/103,673.62
  6. Step 6: Final answer
    x = 80,531.81

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