Finding the Fourth Proportional to 164,560.71, 227,092.44 and 89,109.21
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Solution
The fourth proportional to 164,560.71, 227,092.44 and 89,109.21 is: 122,969.99
Step by Step Solution
- Step 1: Write the proportion equation
164,560.71 : 227,092.44 = 89,109.21 : x - Step 2: Convert to fraction form
164,560.71/227,092.44 = 89,109.21/x - Step 3: Cross multiply
164,560.71x = 227,092.44 × 89,109.21 - Step 4: Simplify right side
164,560.71x = 20,236,029,111.13 - Step 5: Solve for x
x = 20,236,029,111.13/164,560.71 - Step 6: Final answer
x = 122,969.99
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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.