Finding the Fourth Proportional to 208,371.99, 312,576.39 and 58,613.52
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Solution
The fourth proportional to 208,371.99, 312,576.39 and 58,613.52 is: 87,925.46
Step by Step Solution
- Step 1: Write the proportion equation
208,371.99 : 312,576.39 = 58,613.52 : x - Step 2: Convert to fraction form
208,371.99/312,576.39 = 58,613.52/x - Step 3: Cross multiply
208,371.99x = 312,576.39 × 58,613.52 - Step 4: Simplify right side
208,371.99x = 18,321,202,486.79 - Step 5: Solve for x
x = 18,321,202,486.79/208,371.99 - Step 6: Final answer
x = 87,925.46
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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.