Finding the Fourth Proportional to 204,071.62, 306,138.99 and 104,177.62
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Solution
The fourth proportional to 204,071.62, 306,138.99 and 104,177.62 is: 156,282.54
Step by Step Solution
- Step 1: Write the proportion equation
204,071.62 : 306,138.99 = 104,177.62 : x - Step 2: Convert to fraction form
204,071.62/306,138.99 = 104,177.62/x - Step 3: Cross multiply
204,071.62x = 306,138.99 × 104,177.62 - Step 4: Simplify right side
204,071.62x = 31,892,831,367.40 - Step 5: Solve for x
x = 31,892,831,367.40/204,071.62 - Step 6: Final answer
x = 156,282.54
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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.