Finding the Fourth Proportional to 202,939.18, 304,513.77 and 147,239.03
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Solution
The fourth proportional to 202,939.18, 304,513.77 and 147,239.03 is: 220,934.73
Step by Step Solution
- Step 1: Write the proportion equation
202,939.18 : 304,513.77 = 147,239.03 : x - Step 2: Convert to fraction form
202,939.18/304,513.77 = 147,239.03/x - Step 3: Cross multiply
202,939.18x = 304,513.77 × 147,239.03 - Step 4: Simplify right side
202,939.18x = 44,836,312,116.44 - Step 5: Solve for x
x = 44,836,312,116.44/202,939.18 - Step 6: Final answer
x = 220,934.73
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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.