Finding the Fourth Proportional to 193,508.96, 267,027.84 and 108,609.76
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Solution
The fourth proportional to 193,508.96, 267,027.84 and 108,609.76 is: 149,873.32
Step by Step Solution
- Step 1: Write the proportion equation
193,508.96 : 267,027.84 = 108,609.76 : x - Step 2: Convert to fraction form
193,508.96/267,027.84 = 108,609.76/x - Step 3: Cross multiply
193,508.96x = 267,027.84 × 108,609.76 - Step 4: Simplify right side
193,508.96x = 29,001,829,615.72 - Step 5: Solve for x
x = 29,001,829,615.72/193,508.96 - Step 6: Final answer
x = 149,873.32
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1.5x scale
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.