Finding the Fourth Proportional to 96,612.70, 133,320.84 and 53,593.90
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Solution
The fourth proportional to 96,612.70, 133,320.84 and 53,593.90 is: 73,956.99
Step by Step Solution
- Step 1: Write the proportion equation
96,612.70 : 133,320.84 = 53,593.90 : x - Step 2: Convert to fraction form
96,612.70/133,320.84 = 53,593.90/x - Step 3: Cross multiply
96,612.70x = 133,320.84 × 53,593.90 - Step 4: Simplify right side
96,612.70x = 7,145,183,982.53 - Step 5: Solve for x
x = 7,145,183,982.53/96,612.70 - Step 6: Final answer
x = 73,956.99
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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.