Finding the Fourth Proportional to 215,041.53, 296,764.92 and 118,252.79
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Solution
The fourth proportional to 215,041.53, 296,764.92 and 118,252.79 is: 163,193.03
Step by Step Solution
- Step 1: Write the proportion equation
215,041.53 : 296,764.92 = 118,252.79 : x - Step 2: Convert to fraction form
215,041.53/296,764.92 = 118,252.79/x - Step 3: Cross multiply
215,041.53x = 296,764.92 × 118,252.79 - Step 4: Simplify right side
215,041.53x = 35,093,279,764.13 - Step 5: Solve for x
x = 35,093,279,764.13/215,041.53 - Step 6: Final answer
x = 163,193.03
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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.