Finding the Fourth Proportional to 206,802.44, 285,381.14 and 114,921.41
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Solution
The fourth proportional to 206,802.44, 285,381.14 and 114,921.41 is: 158,588.09
Step by Step Solution
- Step 1: Write the proportion equation
206,802.44 : 285,381.14 = 114,921.41 : x - Step 2: Convert to fraction form
206,802.44/285,381.14 = 114,921.41/x - Step 3: Cross multiply
206,802.44x = 285,381.14 × 114,921.41 - Step 4: Simplify right side
206,802.44x = 32,796,402,996.21 - Step 5: Solve for x
x = 32,796,402,996.21/206,802.44 - Step 6: Final answer
x = 158,588.09
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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.