Finding the Fourth Proportional to 71,884.68, 107,821.80 and 24,495.84
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Solution
The fourth proportional to 71,884.68, 107,821.80 and 24,495.84 is: 36,741.98
Step by Step Solution
- Step 1: Write the proportion equation
71,884.68 : 107,821.80 = 24,495.84 : x - Step 2: Convert to fraction form
71,884.68/107,821.80 = 24,495.84/x - Step 3: Cross multiply
71,884.68x = 107,821.80 × 24,495.84 - Step 4: Simplify right side
71,884.68x = 2,641,185,561.31 - Step 5: Solve for x
x = 2,641,185,561.31/71,884.68 - Step 6: Final answer
x = 36,741.98
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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.