Finding the Fourth Proportional to 186,277.32, 279,247.44 and 67,920.96
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Solution
The fourth proportional to 186,277.32, 279,247.44 and 67,920.96 is: 101,819.99
Step by Step Solution
- Step 1: Write the proportion equation
186,277.32 : 279,247.44 = 67,920.96 : x - Step 2: Convert to fraction form
186,277.32/279,247.44 = 67,920.96/x - Step 3: Cross multiply
186,277.32x = 279,247.44 × 67,920.96 - Step 4: Simplify right side
186,277.32x = 18,966,754,202.34 - Step 5: Solve for x
x = 18,966,754,202.34/186,277.32 - Step 6: Final answer
x = 101,819.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.