Finding the Fourth Proportional to 204,566.97, 306,707.84 and 90,652.74
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Solution
The fourth proportional to 204,566.97, 306,707.84 and 90,652.74 is: 135,915.92
Step by Step Solution
- Step 1: Write the proportion equation
204,566.97 : 306,707.84 = 90,652.74 : x - Step 2: Convert to fraction form
204,566.97/306,707.84 = 90,652.74/x - Step 3: Cross multiply
204,566.97x = 306,707.84 × 90,652.74 - Step 4: Simplify right side
204,566.97x = 27,803,907,654.82 - Step 5: Solve for x
x = 27,803,907,654.82/204,566.97 - Step 6: Final answer
x = 135,915.92
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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.