Finding the Fourth Proportional to 303,514.08, 455,231.08 and 93,134.40
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Solution
The fourth proportional to 303,514.08, 455,231.08 and 93,134.40 is: 139,689.31
Step by Step Solution
- Step 1: Write the proportion equation
303,514.08 : 455,231.08 = 93,134.40 : x - Step 2: Convert to fraction form
303,514.08/455,231.08 = 93,134.40/x - Step 3: Cross multiply
303,514.08x = 455,231.08 × 93,134.40 - Step 4: Simplify right side
303,514.08x = 42,397,673,497.15 - Step 5: Solve for x
x = 42,397,673,497.15/303,514.08 - Step 6: Final answer
x = 139,689.31
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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.