Finding the Fourth Proportional to 164,982.58, 227,675.95 and 89,531.08
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Solution
The fourth proportional to 164,982.58, 227,675.95 and 89,531.08 is: 123,552.88
Step by Step Solution
- Step 1: Write the proportion equation
164,982.58 : 227,675.95 = 89,531.08 : x - Step 2: Convert to fraction form
164,982.58/227,675.95 = 89,531.08/x - Step 3: Cross multiply
164,982.58x = 227,675.95 × 89,531.08 - Step 4: Simplify right side
164,982.58x = 20,384,073,693.53 - Step 5: Solve for x
x = 20,384,073,693.53/164,982.58 - Step 6: Final answer
x = 123,552.88
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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.