Home / 68,336.20-102,504.30-63,670.60

Finding the Fourth Proportional to 68,336.20, 102,504.30 and 63,670.60

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Solution

The fourth proportional to 68,336.20, 102,504.30 and 63,670.60 is: 95,505.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,336.20 : 102,504.30 = 63,670.60 : x
  2. Step 2: Convert to fraction form
    68,336.20/102,504.30 = 63,670.60/x
  3. Step 3: Cross multiply
    68,336.20x = 102,504.30 × 63,670.60
  4. Step 4: Simplify right side
    68,336.20x = 6,526,510,283.58
  5. Step 5: Solve for x
    x = 6,526,510,283.58/68,336.20
  6. Step 6: Final answer
    x = 95,505.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.