Finding the Third Proportional to 143,818.88 and 214,908.19
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Solution
The third proportional to 143,818.88 and 214,908.19 is: 321,136.77
Step by Step Solution
- Step 1: Write the proportion equation
143,818.88 : 214,908.19 = 214,908.19 : x - Step 2: Convert to fraction form
143,818.88/214,908.19 = 214,908.19/x - Step 3: Cross multiply
143,818.88x = 214,908.19 × 214,908.19 - Step 4: Simplify right side
143,818.88x = 46,185,529,054.54 - Step 5: Solve for x
x = 46,185,529,054.54/143,818.88 - Step 6: Final answer
x = 321,136.77
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.