Finding the Fourth Proportional to 217,891.99, 326,856.84 and 60,120.43
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Solution
The fourth proportional to 217,891.99, 326,856.84 and 60,120.43 is: 90,185.84
Step by Step Solution
- Step 1: Write the proportion equation
217,891.99 : 326,856.84 = 60,120.43 : x - Step 2: Convert to fraction form
217,891.99/326,856.84 = 60,120.43/x - Step 3: Cross multiply
217,891.99x = 326,856.84 × 60,120.43 - Step 4: Simplify right side
217,891.99x = 19,650,771,834.35 - Step 5: Solve for x
x = 19,650,771,834.35/217,891.99 - Step 6: Final answer
x = 90,185.84
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1.5x scale
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.