Finding the Fourth Proportional to 183,241.83, 274,670.93 and 76,686.84
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Solution
The fourth proportional to 183,241.83, 274,670.93 and 76,686.84 is: 114,949.98
Step by Step Solution
- Step 1: Write the proportion equation
183,241.83 : 274,670.93 = 76,686.84 : x - Step 2: Convert to fraction form
183,241.83/274,670.93 = 76,686.84/x - Step 3: Cross multiply
183,241.83x = 274,670.93 × 76,686.84 - Step 4: Simplify right side
183,241.83x = 21,063,645,278.13 - Step 5: Solve for x
x = 21,063,645,278.13/183,241.83 - Step 6: Final answer
x = 114,949.98
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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.