Finding the Fourth Proportional to 133,537.08, 200,305.62 and 40,042.92
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Solution
The fourth proportional to 133,537.08, 200,305.62 and 40,042.92 is: 60,064.38
Step by Step Solution
- Step 1: Write the proportion equation
133,537.08 : 200,305.62 = 40,042.92 : x - Step 2: Convert to fraction form
133,537.08/200,305.62 = 40,042.92/x - Step 3: Cross multiply
133,537.08x = 200,305.62 × 40,042.92 - Step 4: Simplify right side
133,537.08x = 8,020,821,917.21 - Step 5: Solve for x
x = 8,020,821,917.21/133,537.08 - Step 6: Final answer
x = 60,064.38
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1.5x scale
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.