Finding the Fourth Proportional to 194,260.49, 291,442.59 and 69,614.09
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Solution
The fourth proportional to 194,260.49, 291,442.59 and 69,614.09 is: 104,439.72
Step by Step Solution
- Step 1: Write the proportion equation
194,260.49 : 291,442.59 = 69,614.09 : x - Step 2: Convert to fraction form
194,260.49/291,442.59 = 69,614.09/x - Step 3: Cross multiply
194,260.49x = 291,442.59 × 69,614.09 - Step 4: Simplify right side
194,260.49x = 20,288,510,690.09 - Step 5: Solve for x
x = 20,288,510,690.09/194,260.49 - Step 6: Final answer
x = 104,439.72
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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.