Finding the Fourth Proportional to 186,245.36, 257,024.06 and 101,367.92
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Solution
The fourth proportional to 186,245.36, 257,024.06 and 101,367.92 is: 139,890.70
Step by Step Solution
- Step 1: Write the proportion equation
186,245.36 : 257,024.06 = 101,367.92 : x - Step 2: Convert to fraction form
186,245.36/257,024.06 = 101,367.92/x - Step 3: Cross multiply
186,245.36x = 257,024.06 × 101,367.92 - Step 4: Simplify right side
186,245.36x = 26,053,994,352.16 - Step 5: Solve for x
x = 26,053,994,352.16/186,245.36 - Step 6: Final answer
x = 139,890.70
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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.