Finding the Fourth Proportional to 225,037.68, 337,590.08 and 82,872.02
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Solution
The fourth proportional to 225,037.68, 337,590.08 and 82,872.02 is: 124,320.39
Step by Step Solution
- Step 1: Write the proportion equation
225,037.68 : 337,590.08 = 82,872.02 : x - Step 2: Convert to fraction form
225,037.68/337,590.08 = 82,872.02/x - Step 3: Cross multiply
225,037.68x = 337,590.08 × 82,872.02 - Step 4: Simplify right side
225,037.68x = 27,976,771,861.56 - Step 5: Solve for x
x = 27,976,771,861.56/225,037.68 - Step 6: Final answer
x = 124,320.39
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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.