Finding the Fourth Proportional to 146,569.19, 202,248.45 and 82,042.02
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Solution
The fourth proportional to 146,569.19, 202,248.45 and 82,042.02 is: 113,208.46
Step by Step Solution
- Step 1: Write the proportion equation
146,569.19 : 202,248.45 = 82,042.02 : x - Step 2: Convert to fraction form
146,569.19/202,248.45 = 82,042.02/x - Step 3: Cross multiply
146,569.19x = 202,248.45 × 82,042.02 - Step 4: Simplify right side
146,569.19x = 16,592,872,179.44 - Step 5: Solve for x
x = 16,592,872,179.44/146,569.19 - Step 6: Final answer
x = 113,208.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.