Finding the Fourth Proportional to 186,775.98, 257,745.75 and 101,893.02
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Solution
The fourth proportional to 186,775.98, 257,745.75 and 101,893.02 is: 140,609.58
Step by Step Solution
- Step 1: Write the proportion equation
186,775.98 : 257,745.75 = 101,893.02 : x - Step 2: Convert to fraction form
186,775.98/257,745.75 = 101,893.02/x - Step 3: Cross multiply
186,775.98x = 257,745.75 × 101,893.02 - Step 4: Simplify right side
186,775.98x = 26,262,492,859.67 - Step 5: Solve for x
x = 26,262,492,859.67/186,775.98 - Step 6: Final answer
x = 140,609.58
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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.