Finding the Fourth Proportional to 249,092.94, 343,755.84 and 141,678.44
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Solution
The fourth proportional to 249,092.94, 343,755.84 and 141,678.44 is: 195,520.56
Step by Step Solution
- Step 1: Write the proportion equation
249,092.94 : 343,755.84 = 141,678.44 : x - Step 2: Convert to fraction form
249,092.94/343,755.84 = 141,678.44/x - Step 3: Cross multiply
249,092.94x = 343,755.84 × 141,678.44 - Step 4: Simplify right side
249,092.94x = 48,702,791,152.09 - Step 5: Solve for x
x = 48,702,791,152.09/249,092.94 - Step 6: Final answer
x = 195,520.56
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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.