Finding the Fourth Proportional to 202,398.88, 303,783.52 and 102,627.94
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Solution
The fourth proportional to 202,398.88, 303,783.52 and 102,627.94 is: 154,035.82
Step by Step Solution
- Step 1: Write the proportion equation
202,398.88 : 303,783.52 = 102,627.94 : x - Step 2: Convert to fraction form
202,398.88/303,783.52 = 102,627.94/x - Step 3: Cross multiply
202,398.88x = 303,783.52 × 102,627.94 - Step 4: Simplify right side
202,398.88x = 31,176,676,863.55 - Step 5: Solve for x
x = 31,176,676,863.55/202,398.88 - Step 6: Final answer
x = 154,035.82
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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.