Finding the Fourth Proportional to 236,920.13, 355,546.24 and 136,942.74
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Solution
The fourth proportional to 236,920.13, 355,546.24 and 136,942.74 is: 205,510.09
Step by Step Solution
- Step 1: Write the proportion equation
236,920.13 : 355,546.24 = 136,942.74 : x - Step 2: Convert to fraction form
236,920.13/355,546.24 = 136,942.74/x - Step 3: Cross multiply
236,920.13x = 355,546.24 × 136,942.74 - Step 4: Simplify right side
236,920.13x = 48,689,476,302.30 - Step 5: Solve for x
x = 48,689,476,302.30/236,920.13 - Step 6: Final answer
x = 205,510.09
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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.