Finding the Fourth Proportional to 80,296.97, 120,314.05 and 48,610.99
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Solution
The fourth proportional to 80,296.97, 120,314.05 and 48,610.99 is: 72,836.93
Step by Step Solution
- Step 1: Write the proportion equation
80,296.97 : 120,314.05 = 48,610.99 : x - Step 2: Convert to fraction form
80,296.97/120,314.05 = 48,610.99/x - Step 3: Cross multiply
80,296.97x = 120,314.05 × 48,610.99 - Step 4: Simplify right side
80,296.97x = 5,848,584,932.53 - Step 5: Solve for x
x = 5,848,584,932.53/80,296.97 - Step 6: Final answer
x = 72,836.93
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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.