Finding the Fourth Proportional to 201,682.10, 302,523.15 and 186,475.70
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Solution
The fourth proportional to 201,682.10, 302,523.15 and 186,475.70 is: 279,713.55
Step by Step Solution
- Step 1: Write the proportion equation
201,682.10 : 302,523.15 = 186,475.70 : x - Step 2: Convert to fraction form
201,682.10/302,523.15 = 186,475.70/x - Step 3: Cross multiply
201,682.10x = 302,523.15 × 186,475.70 - Step 4: Simplify right side
201,682.10x = 56,413,216,162.46 - Step 5: Solve for x
x = 56,413,216,162.46/201,682.10 - Step 6: Final answer
x = 279,713.55
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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.