Finding the Fourth Proportional to 250,682.80, 345,941.26 and 135,960.99
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Solution
The fourth proportional to 250,682.80, 345,941.26 and 135,960.99 is: 187,625.62
Step by Step Solution
- Step 1: Write the proportion equation
250,682.80 : 345,941.26 = 135,960.99 : x - Step 2: Convert to fraction form
250,682.80/345,941.26 = 135,960.99/x - Step 3: Cross multiply
250,682.80x = 345,941.26 × 135,960.99 - Step 4: Simplify right side
250,682.80x = 47,034,516,191.45 - Step 5: Solve for x
x = 47,034,516,191.45/250,682.80 - Step 6: Final answer
x = 187,625.62
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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.