Finding the Fourth Proportional to 214,770.93, 296,407.38 and 122,898.70
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Solution
The fourth proportional to 214,770.93, 296,407.38 and 122,898.70 is: 169,613.65
Step by Step Solution
- Step 1: Write the proportion equation
214,770.93 : 296,407.38 = 122,898.70 : x - Step 2: Convert to fraction form
214,770.93/296,407.38 = 122,898.70/x - Step 3: Cross multiply
214,770.93x = 296,407.38 × 122,898.70 - Step 4: Simplify right side
214,770.93x = 36,428,081,672.41 - Step 5: Solve for x
x = 36,428,081,672.41/214,770.93 - Step 6: Final answer
x = 169,613.65
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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.