Finding the Fourth Proportional to 193,006.99, 266,427.81 and 125,082.28
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Solution
The fourth proportional to 193,006.99, 266,427.81 and 125,082.28 is: 172,664.20
Step by Step Solution
- Step 1: Write the proportion equation
193,006.99 : 266,427.81 = 125,082.28 : x - Step 2: Convert to fraction form
193,006.99/266,427.81 = 125,082.28/x - Step 3: Cross multiply
193,006.99x = 266,427.81 × 125,082.28 - Step 4: Simplify right side
193,006.99x = 33,325,397,930.21 - Step 5: Solve for x
x = 33,325,397,930.21/193,006.99 - Step 6: Final answer
x = 172,664.20
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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.