Finding the Fourth Proportional to 198,125.49, 273,207.62 and 169,539.75
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Solution
The fourth proportional to 198,125.49, 273,207.62 and 169,539.75 is: 233,788.96
Step by Step Solution
- Step 1: Write the proportion equation
198,125.49 : 273,207.62 = 169,539.75 : x - Step 2: Convert to fraction form
198,125.49/273,207.62 = 169,539.75/x - Step 3: Cross multiply
198,125.49x = 273,207.62 × 169,539.75 - Step 4: Simplify right side
198,125.49x = 46,319,551,592.90 - Step 5: Solve for x
x = 46,319,551,592.90/198,125.49 - Step 6: Final answer
x = 233,788.96
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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.