Finding the Fourth Proportional to 265,901.13, 366,944.67 and 145,044.99
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Solution
The fourth proportional to 265,901.13, 366,944.67 and 145,044.99 is: 200,162.69
Step by Step Solution
- Step 1: Write the proportion equation
265,901.13 : 366,944.67 = 145,044.99 : x - Step 2: Convert to fraction form
265,901.13/366,944.67 = 145,044.99/x - Step 3: Cross multiply
265,901.13x = 366,944.67 × 145,044.99 - Step 4: Simplify right side
265,901.13x = 53,223,485,990.70 - Step 5: Solve for x
x = 53,223,485,990.70/265,901.13 - Step 6: Final answer
x = 200,162.69
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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.