Finding the Fourth Proportional to 272,586.93, 376,161.59 and 151,725.11
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Solution
The fourth proportional to 272,586.93, 376,161.59 and 151,725.11 is: 209,375.99
Step by Step Solution
- Step 1: Write the proportion equation
272,586.93 : 376,161.59 = 151,725.11 : x - Step 2: Convert to fraction form
272,586.93/376,161.59 = 151,725.11/x - Step 3: Cross multiply
272,586.93x = 376,161.59 × 151,725.11 - Step 4: Simplify right side
272,586.93x = 57,073,158,802.30 - Step 5: Solve for x
x = 57,073,158,802.30/272,586.93 - Step 6: Final answer
x = 209,375.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.