Finding the Fourth Proportional to 261,045.84, 360,268.62 and 146,343.96
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Solution
The fourth proportional to 261,045.84, 360,268.62 and 146,343.96 is: 201,968.88
Step by Step Solution
- Step 1: Write the proportion equation
261,045.84 : 360,268.62 = 146,343.96 : x - Step 2: Convert to fraction form
261,045.84/360,268.62 = 146,343.96/x - Step 3: Cross multiply
261,045.84x = 360,268.62 × 146,343.96 - Step 4: Simplify right side
261,045.84x = 52,723,136,514.54 - Step 5: Solve for x
x = 52,723,136,514.54/261,045.84 - Step 6: Final answer
x = 201,968.88
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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.