Finding the Fourth Proportional to 205,314.62, 283,306.17 and 114,659.03
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Solution
The fourth proportional to 205,314.62, 283,306.17 and 114,659.03 is: 158,213.81
Step by Step Solution
- Step 1: Write the proportion equation
205,314.62 : 283,306.17 = 114,659.03 : x - Step 2: Convert to fraction form
205,314.62/283,306.17 = 114,659.03/x - Step 3: Cross multiply
205,314.62x = 283,306.17 × 114,659.03 - Step 4: Simplify right side
205,314.62x = 32,483,609,222.42 - Step 5: Solve for x
x = 32,483,609,222.42/205,314.62 - Step 6: Final answer
x = 158,213.81
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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.