Finding the Fourth Proportional to 144,360.99, 216,578.85 and 44,518.97
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Solution
The fourth proportional to 144,360.99, 216,578.85 and 44,518.97 is: 66,789.98
Step by Step Solution
- Step 1: Write the proportion equation
144,360.99 : 216,578.85 = 44,518.97 : x - Step 2: Convert to fraction form
144,360.99/216,578.85 = 44,518.97/x - Step 3: Cross multiply
144,360.99x = 216,578.85 × 44,518.97 - Step 4: Simplify right side
144,360.99x = 9,641,867,700.29 - Step 5: Solve for x
x = 9,641,867,700.29/144,360.99 - Step 6: Final answer
x = 66,789.98
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1.5x scale
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.