Finding the Fourth Proportional to 186,277.77, 279,419.22 and 53,157.99
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Solution
The fourth proportional to 186,277.77, 279,419.22 and 53,157.99 is: 79,737.72
Step by Step Solution
- Step 1: Write the proportion equation
186,277.77 : 279,419.22 = 53,157.99 : x - Step 2: Convert to fraction form
186,277.77/279,419.22 = 53,157.99/x - Step 3: Cross multiply
186,277.77x = 279,419.22 × 53,157.99 - Step 4: Simplify right side
186,277.77x = 14,853,364,102.57 - Step 5: Solve for x
x = 14,853,364,102.57/186,277.77 - Step 6: Final answer
x = 79,737.72
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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.