Finding the Fourth Proportional to 149,733.20, 206,725.07 and 95,316.08
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Solution
The fourth proportional to 149,733.20, 206,725.07 and 95,316.08 is: 131,595.55
Step by Step Solution
- Step 1: Write the proportion equation
149,733.20 : 206,725.07 = 95,316.08 : x - Step 2: Convert to fraction form
149,733.20/206,725.07 = 95,316.08/x - Step 3: Cross multiply
149,733.20x = 206,725.07 × 95,316.08 - Step 4: Simplify right side
149,733.20x = 19,704,222,514.79 - Step 5: Solve for x
x = 19,704,222,514.79/149,733.20 - Step 6: Final answer
x = 131,595.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.