Finding the Fourth Proportional to 186,252.75, 257,028.80 and 101,370.42
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Solution
The fourth proportional to 186,252.75, 257,028.80 and 101,370.42 is: 139,891.18
Step by Step Solution
- Step 1: Write the proportion equation
186,252.75 : 257,028.80 = 101,370.42 : x - Step 2: Convert to fraction form
186,252.75/257,028.80 = 101,370.42/x - Step 3: Cross multiply
186,252.75x = 257,028.80 × 101,370.42 - Step 4: Simplify right side
186,252.75x = 26,055,116,901.24 - Step 5: Solve for x
x = 26,055,116,901.24/186,252.75 - Step 6: Final answer
x = 139,891.18
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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.