Finding the Fourth Proportional to 194,330.24, 291,242.88 and 87,635.84
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Solution
The fourth proportional to 194,330.24, 291,242.88 and 87,635.84 is: 131,339.90
Step by Step Solution
- Step 1: Write the proportion equation
194,330.24 : 291,242.88 = 87,635.84 : x - Step 2: Convert to fraction form
194,330.24/291,242.88 = 87,635.84/x - Step 3: Cross multiply
194,330.24x = 291,242.88 × 87,635.84 - Step 4: Simplify right side
194,330.24x = 25,523,314,432.82 - Step 5: Solve for x
x = 25,523,314,432.82/194,330.24 - Step 6: Final answer
x = 131,339.90
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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.