Finding the Fourth Proportional to 202,217.70, 303,326.55 and 54,473.70
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Solution
The fourth proportional to 202,217.70, 303,326.55 and 54,473.70 is: 81,710.55
Step by Step Solution
- Step 1: Write the proportion equation
202,217.70 : 303,326.55 = 54,473.70 : x - Step 2: Convert to fraction form
202,217.70/303,326.55 = 54,473.70/x - Step 3: Cross multiply
202,217.70x = 303,326.55 × 54,473.70 - Step 4: Simplify right side
202,217.70x = 16,523,319,486.74 - Step 5: Solve for x
x = 16,523,319,486.74/202,217.70 - Step 6: Final answer
x = 81,710.55
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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.