Finding the Fourth Proportional to 215,590.95, 297,524.48 and 120,097.62
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Solution
The fourth proportional to 215,590.95, 297,524.48 and 120,097.62 is: 165,739.71
Step by Step Solution
- Step 1: Write the proportion equation
215,590.95 : 297,524.48 = 120,097.62 : x - Step 2: Convert to fraction form
215,590.95/297,524.48 = 120,097.62/x - Step 3: Cross multiply
215,590.95x = 297,524.48 × 120,097.62 - Step 4: Simplify right side
215,590.95x = 35,731,981,339.25 - Step 5: Solve for x
x = 35,731,981,339.25/215,590.95 - Step 6: Final answer
x = 165,739.71
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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.