Finding the Fourth Proportional to 214,769.18, 296,699.80 and 141,354.74
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Solution
The fourth proportional to 214,769.18, 296,699.80 and 141,354.74 is: 195,279.06
Step by Step Solution
- Step 1: Write the proportion equation
214,769.18 : 296,699.80 = 141,354.74 : x - Step 2: Convert to fraction form
214,769.18/296,699.80 = 141,354.74/x - Step 3: Cross multiply
214,769.18x = 296,699.80 × 141,354.74 - Step 4: Simplify right side
214,769.18x = 41,939,923,087.05 - Step 5: Solve for x
x = 41,939,923,087.05/214,769.18 - Step 6: Final answer
x = 195,279.06
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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.