Finding the Fourth Proportional to 201,724.72, 302,446.56 and 89,343.84
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Solution
The fourth proportional to 201,724.72, 302,446.56 and 89,343.84 is: 133,953.52
Step by Step Solution
- Step 1: Write the proportion equation
201,724.72 : 302,446.56 = 89,343.84 : x - Step 2: Convert to fraction form
201,724.72/302,446.56 = 89,343.84/x - Step 3: Cross multiply
201,724.72x = 302,446.56 × 89,343.84 - Step 4: Simplify right side
201,724.72x = 27,021,737,065.19 - Step 5: Solve for x
x = 27,021,737,065.19/201,724.72 - Step 6: Final answer
x = 133,953.52
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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.