Finding the Fourth Proportional to 215,083.54, 296,735.97 and 130,169.62
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Solution
The fourth proportional to 215,083.54, 296,735.97 and 130,169.62 is: 179,586.07
Step by Step Solution
- Step 1: Write the proportion equation
215,083.54 : 296,735.97 = 130,169.62 : x - Step 2: Convert to fraction form
215,083.54/296,735.97 = 130,169.62/x - Step 3: Cross multiply
215,083.54x = 296,735.97 × 130,169.62 - Step 4: Simplify right side
215,083.54x = 38,626,008,455.23 - Step 5: Solve for x
x = 38,626,008,455.23/215,083.54 - Step 6: Final answer
x = 179,586.07
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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.