Finding the Fourth Proportional to 135,002.70, 202,445.73 and 41,486.58
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Solution
The fourth proportional to 135,002.70, 202,445.73 and 41,486.58 is: 62,211.95
Step by Step Solution
- Step 1: Write the proportion equation
135,002.70 : 202,445.73 = 41,486.58 : x - Step 2: Convert to fraction form
135,002.70/202,445.73 = 41,486.58/x - Step 3: Cross multiply
135,002.70x = 202,445.73 × 41,486.58 - Step 4: Simplify right side
135,002.70x = 8,398,780,973.30 - Step 5: Solve for x
x = 8,398,780,973.30/135,002.70 - Step 6: Final answer
x = 62,211.95
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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.