Finding the Fourth Proportional to 217,204.08, 325,703.88 and 84,146.64
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Solution
The fourth proportional to 217,204.08, 325,703.88 and 84,146.64 is: 126,180.35
Step by Step Solution
- Step 1: Write the proportion equation
217,204.08 : 325,703.88 = 84,146.64 : x - Step 2: Convert to fraction form
217,204.08/325,703.88 = 84,146.64/x - Step 3: Cross multiply
217,204.08x = 325,703.88 × 84,146.64 - Step 4: Simplify right side
217,204.08x = 27,406,887,136.96 - Step 5: Solve for x
x = 27,406,887,136.96/217,204.08 - Step 6: Final answer
x = 126,180.35
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.