Finding the Fourth Proportional to 144,260.07, 199,044.78 and 83,794.79
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Solution
The fourth proportional to 144,260.07, 199,044.78 and 83,794.79 is: 115,616.99
Step by Step Solution
- Step 1: Write the proportion equation
144,260.07 : 199,044.78 = 83,794.79 : x - Step 2: Convert to fraction form
144,260.07/199,044.78 = 83,794.79/x - Step 3: Cross multiply
144,260.07x = 199,044.78 × 83,794.79 - Step 4: Simplify right side
144,260.07x = 16,678,914,545.47 - Step 5: Solve for x
x = 16,678,914,545.47/144,260.07 - Step 6: Final answer
x = 115,616.99
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.