Finding the Fourth Proportional to 95,635.36, 131,979.99 and 52,616.62
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Solution
The fourth proportional to 95,635.36, 131,979.99 and 52,616.62 is: 72,612.69
Step by Step Solution
- Step 1: Write the proportion equation
95,635.36 : 131,979.99 = 52,616.62 : x - Step 2: Convert to fraction form
95,635.36/131,979.99 = 52,616.62/x - Step 3: Cross multiply
95,635.36x = 131,979.99 × 52,616.62 - Step 4: Simplify right side
95,635.36x = 6,944,340,981.43 - Step 5: Solve for x
x = 6,944,340,981.43/95,635.36 - Step 6: Final answer
x = 72,612.69
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1.5x scale
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.