Finding the Fourth Proportional to 183,427.96, 274,905.08 and 82,152.02
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Solution
The fourth proportional to 183,427.96, 274,905.08 and 82,152.02 is: 123,121.95
Step by Step Solution
- Step 1: Write the proportion equation
183,427.96 : 274,905.08 = 82,152.02 : x - Step 2: Convert to fraction form
183,427.96/274,905.08 = 82,152.02/x - Step 3: Cross multiply
183,427.96x = 274,905.08 × 82,152.02 - Step 4: Simplify right side
183,427.96x = 22,584,007,630.26 - Step 5: Solve for x
x = 22,584,007,630.26/183,427.96 - Step 6: Final answer
x = 123,121.95
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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.