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Finding the Fourth Proportional to 230,586.86, 318,205.95 and 129,984.62

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Solution

The fourth proportional to 230,586.86, 318,205.95 and 129,984.62 is: 179,376.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,586.86 : 318,205.95 = 129,984.62 : x
  2. Step 2: Convert to fraction form
    230,586.86/318,205.95 = 129,984.62/x
  3. Step 3: Cross multiply
    230,586.86x = 318,205.95 × 129,984.62
  4. Step 4: Simplify right side
    230,586.86x = 41,361,879,492.49
  5. Step 5: Solve for x
    x = 41,361,879,492.49/230,586.86
  6. Step 6: Final answer
    x = 179,376.57

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