Finding the Fourth Proportional to 183,711.99, 275,498.04 and 108,853.26
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Solution
The fourth proportional to 183,711.99, 275,498.04 and 108,853.26 is: 163,238.45
Step by Step Solution
- Step 1: Write the proportion equation
183,711.99 : 275,498.04 = 108,853.26 : x - Step 2: Convert to fraction form
183,711.99/275,498.04 = 108,853.26/x - Step 3: Cross multiply
183,711.99x = 275,498.04 × 108,853.26 - Step 4: Simplify right side
183,711.99x = 29,988,859,777.61 - Step 5: Solve for x
x = 29,988,859,777.61/183,711.99 - Step 6: Final answer
x = 163,238.45
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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.