Finding the Fourth Proportional to 73,228.82, 109,854.16 and 26,492.62
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Solution
The fourth proportional to 73,228.82, 109,854.16 and 26,492.62 is: 39,742.88
Step by Step Solution
- Step 1: Write the proportion equation
73,228.82 : 109,854.16 = 26,492.62 : x - Step 2: Convert to fraction form
73,228.82/109,854.16 = 26,492.62/x - Step 3: Cross multiply
73,228.82x = 109,854.16 × 26,492.62 - Step 4: Simplify right side
73,228.82x = 2,910,324,516.30 - Step 5: Solve for x
x = 2,910,324,516.30/73,228.82 - Step 6: Final answer
x = 39,742.88
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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.