Finding the Fourth Proportional to 147,217.14, 220,891.26 and 53,701.02
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Solution
The fourth proportional to 147,217.14, 220,891.26 and 53,701.02 is: 80,575.44
Step by Step Solution
- Step 1: Write the proportion equation
147,217.14 : 220,891.26 = 53,701.02 : x - Step 2: Convert to fraction form
147,217.14/220,891.26 = 53,701.02/x - Step 3: Cross multiply
147,217.14x = 220,891.26 × 53,701.02 - Step 4: Simplify right side
147,217.14x = 11,862,085,971.09 - Step 5: Solve for x
x = 11,862,085,971.09/147,217.14 - Step 6: Final answer
x = 80,575.44
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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.