Finding the Fourth Proportional to 186,351.60, 279,529.83 and 53,236.20
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Solution
The fourth proportional to 186,351.60, 279,529.83 and 53,236.20 is: 79,854.99
Step by Step Solution
- Step 1: Write the proportion equation
186,351.60 : 279,529.83 = 53,236.20 : x - Step 2: Convert to fraction form
186,351.60/279,529.83 = 53,236.20/x - Step 3: Cross multiply
186,351.60x = 279,529.83 × 53,236.20 - Step 4: Simplify right side
186,351.60x = 14,881,105,935.85 - Step 5: Solve for x
x = 14,881,105,935.85/186,351.60 - Step 6: Final answer
x = 79,854.99
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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.