Finding the Fourth Proportional to 183,265.31, 274,811.70 and 70,998.09
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Solution
The fourth proportional to 183,265.31, 274,811.70 and 70,998.09 is: 106,463.72
Step by Step Solution
- Step 1: Write the proportion equation
183,265.31 : 274,811.70 = 70,998.09 : x - Step 2: Convert to fraction form
183,265.31/274,811.70 = 70,998.09/x - Step 3: Cross multiply
183,265.31x = 274,811.70 × 70,998.09 - Step 4: Simplify right side
183,265.31x = 19,511,107,064.55 - Step 5: Solve for x
x = 19,511,107,064.55/183,265.31 - Step 6: Final answer
x = 106,463.72
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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.