Finding the Third Proportional to 133,131.75 and 292,081.88
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Solution
The third proportional to 133,131.75 and 292,081.88 is: 640,807.48
Step by Step Solution
- Step 1: Write the proportion equation
133,131.75 : 292,081.88 = 292,081.88 : x - Step 2: Convert to fraction form
133,131.75/292,081.88 = 292,081.88/x - Step 3: Cross multiply
133,131.75x = 292,081.88 × 292,081.88 - Step 4: Simplify right side
133,131.75x = 85,311,821,703.52 - Step 5: Solve for x
x = 85,311,821,703.52/133,131.75 - Step 6: Final answer
x = 640,807.48
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Why These Related Problems?
These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.