Finding the Fourth Proportional to 252,735.95, 379,108.01 and 84,253.99
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Solution
The fourth proportional to 252,735.95, 379,108.01 and 84,253.99 is: 126,382.35
Step by Step Solution
- Step 1: Write the proportion equation
252,735.95 : 379,108.01 = 84,253.99 : x - Step 2: Convert to fraction form
252,735.95/379,108.01 = 84,253.99/x - Step 3: Cross multiply
252,735.95x = 379,108.01 × 84,253.99 - Step 4: Simplify right side
252,735.95x = 31,941,362,483.46 - Step 5: Solve for x
x = 31,941,362,483.46/252,735.95 - Step 6: Final answer
x = 126,382.35
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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.