Finding the Fourth Proportional to 136,545.54, 204,911.19 and 83,794.02
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Solution
The fourth proportional to 136,545.54, 204,911.19 and 83,794.02 is: 125,748.03
Step by Step Solution
- Step 1: Write the proportion equation
136,545.54 : 204,911.19 = 83,794.02 : x - Step 2: Convert to fraction form
136,545.54/204,911.19 = 83,794.02/x - Step 3: Cross multiply
136,545.54x = 204,911.19 × 83,794.02 - Step 4: Simplify right side
136,545.54x = 17,170,332,353.08 - Step 5: Solve for x
x = 17,170,332,353.08/136,545.54 - Step 6: Final answer
x = 125,748.03
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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.