Finding the Fourth Proportional to 192,953.26, 289,275.34 and 91,700.49
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Solution
The fourth proportional to 192,953.26, 289,275.34 and 91,700.49 is: 137,477.29
Step by Step Solution
- Step 1: Write the proportion equation
192,953.26 : 289,275.34 = 91,700.49 : x - Step 2: Convert to fraction form
192,953.26/289,275.34 = 91,700.49/x - Step 3: Cross multiply
192,953.26x = 289,275.34 × 91,700.49 - Step 4: Simplify right side
192,953.26x = 26,526,690,422.92 - Step 5: Solve for x
x = 26,526,690,422.92/192,953.26 - Step 6: Final answer
x = 137,477.29
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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.