Finding the Fourth Proportional to 361,986.63, 543,057.99 and 109,245.99
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Solution
The fourth proportional to 361,986.63, 543,057.99 and 109,245.99 is: 163,892.54
Step by Step Solution
- Step 1: Write the proportion equation
361,986.63 : 543,057.99 = 109,245.99 : x - Step 2: Convert to fraction form
361,986.63/543,057.99 = 109,245.99/x - Step 3: Cross multiply
361,986.63x = 543,057.99 × 109,245.99 - Step 4: Simplify right side
361,986.63x = 59,326,907,744.96 - Step 5: Solve for x
x = 59,326,907,744.96/361,986.63 - Step 6: Final answer
x = 163,892.54
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.