Finding the Fourth Proportional to 161,039.34, 242,523.50 and 146,674.26
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Solution
The fourth proportional to 161,039.34, 242,523.50 and 146,674.26 is: 220,889.84
Step by Step Solution
- Step 1: Write the proportion equation
161,039.34 : 242,523.50 = 146,674.26 : x - Step 2: Convert to fraction form
161,039.34/242,523.50 = 146,674.26/x - Step 3: Cross multiply
161,039.34x = 242,523.50 × 146,674.26 - Step 4: Simplify right side
161,039.34x = 35,571,954,161.74 - Step 5: Solve for x
x = 35,571,954,161.74/161,039.34 - Step 6: Final answer
x = 220,889.84
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.