Finding the Fourth Proportional to 186,325.97, 257,134.46 and 101,447.69
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Solution
The fourth proportional to 186,325.97, 257,134.46 and 101,447.69 is: 140,000.32
Step by Step Solution
- Step 1: Write the proportion equation
186,325.97 : 257,134.46 = 101,447.69 : x - Step 2: Convert to fraction form
186,325.97/257,134.46 = 101,447.69/x - Step 3: Cross multiply
186,325.97x = 257,134.46 × 101,447.69 - Step 4: Simplify right side
186,325.97x = 26,085,695,193.49 - Step 5: Solve for x
x = 26,085,695,193.49/186,325.97 - Step 6: Final answer
x = 140,000.32
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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.