Finding the Fourth Proportional to 186,232.36, 257,006.10 and 101,354.92
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Solution
The fourth proportional to 186,232.36, 257,006.10 and 101,354.92 is: 139,872.75
Step by Step Solution
- Step 1: Write the proportion equation
186,232.36 : 257,006.10 = 101,354.92 : x - Step 2: Convert to fraction form
186,232.36/257,006.10 = 101,354.92/x - Step 3: Cross multiply
186,232.36x = 257,006.10 × 101,354.92 - Step 4: Simplify right side
186,232.36x = 26,048,832,705.01 - Step 5: Solve for x
x = 26,048,832,705.01/186,232.36 - Step 6: Final answer
x = 139,872.75
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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.