Finding the Fourth Proportional to 183,837.18, 275,755.98 and 57,478.08
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Solution
The fourth proportional to 183,837.18, 275,755.98 and 57,478.08 is: 86,217.19
Step by Step Solution
- Step 1: Write the proportion equation
183,837.18 : 275,755.98 = 57,478.08 : x - Step 2: Convert to fraction form
183,837.18/275,755.98 = 57,478.08/x - Step 3: Cross multiply
183,837.18x = 275,755.98 × 57,478.08 - Step 4: Simplify right side
183,837.18x = 15,849,924,278.92 - Step 5: Solve for x
x = 15,849,924,278.92/183,837.18 - Step 6: Final answer
x = 86,217.19
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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.