Finding the Fourth Proportional to 215,269.16, 297,044.70 and 119,769.08
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Solution
The fourth proportional to 215,269.16, 297,044.70 and 119,769.08 is: 165,266.45
Step by Step Solution
- Step 1: Write the proportion equation
215,269.16 : 297,044.70 = 119,769.08 : x - Step 2: Convert to fraction form
215,269.16/297,044.70 = 119,769.08/x - Step 3: Cross multiply
215,269.16x = 297,044.70 × 119,769.08 - Step 4: Simplify right side
215,269.16x = 35,576,770,437.88 - Step 5: Solve for x
x = 35,576,770,437.88/215,269.16 - Step 6: Final answer
x = 165,266.45
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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.