Finding the Fourth Proportional to 134,759.43, 202,292.22 and 68,274.63
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Solution
The fourth proportional to 134,759.43, 202,292.22 and 68,274.63 is: 102,489.50
Step by Step Solution
- Step 1: Write the proportion equation
134,759.43 : 202,292.22 = 68,274.63 : x - Step 2: Convert to fraction form
134,759.43/202,292.22 = 68,274.63/x - Step 3: Cross multiply
134,759.43x = 202,292.22 × 68,274.63 - Step 4: Simplify right side
134,759.43x = 13,811,426,472.38 - Step 5: Solve for x
x = 13,811,426,472.38/134,759.43 - Step 6: Final answer
x = 102,489.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.