Finding the Fourth Proportional to 209,241.08, 288,751.48 and 118,614.14
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Solution
The fourth proportional to 209,241.08, 288,751.48 and 118,614.14 is: 163,686.82
Step by Step Solution
- Step 1: Write the proportion equation
209,241.08 : 288,751.48 = 118,614.14 : x - Step 2: Convert to fraction form
209,241.08/288,751.48 = 118,614.14/x - Step 3: Cross multiply
209,241.08x = 288,751.48 × 118,614.14 - Step 4: Simplify right side
209,241.08x = 34,250,006,733.63 - Step 5: Solve for x
x = 34,250,006,733.63/209,241.08 - Step 6: Final answer
x = 163,686.82
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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.