Finding the Fourth Proportional to 135,586.61, 203,381.12 and 35,760.99
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Solution
The fourth proportional to 135,586.61, 203,381.12 and 35,760.99 is: 53,641.81
Step by Step Solution
- Step 1: Write the proportion equation
135,586.61 : 203,381.12 = 35,760.99 : x - Step 2: Convert to fraction form
135,586.61/203,381.12 = 35,760.99/x - Step 3: Cross multiply
135,586.61x = 203,381.12 × 35,760.99 - Step 4: Simplify right side
135,586.61x = 7,273,110,287.91 - Step 5: Solve for x
x = 7,273,110,287.91/135,586.61 - Step 6: Final answer
x = 53,641.81
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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.