Finding the Fourth Proportional to 215,350.96, 297,181.36 and 119,857.70
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Solution
The fourth proportional to 215,350.96, 297,181.36 and 119,857.70 is: 165,401.98
Step by Step Solution
- Step 1: Write the proportion equation
215,350.96 : 297,181.36 = 119,857.70 : x - Step 2: Convert to fraction form
215,350.96/297,181.36 = 119,857.70/x - Step 3: Cross multiply
215,350.96x = 297,181.36 × 119,857.70 - Step 4: Simplify right side
215,350.96x = 35,619,474,292.47 - Step 5: Solve for x
x = 35,619,474,292.47/215,350.96 - Step 6: Final answer
x = 165,401.98
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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.