Finding the Fourth Proportional to 98,186.96, 147,281.92 and 27,108.96
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Solution
The fourth proportional to 98,186.96, 147,281.92 and 27,108.96 is: 40,663.85
Step by Step Solution
- Step 1: Write the proportion equation
98,186.96 : 147,281.92 = 27,108.96 : x - Step 2: Convert to fraction form
98,186.96/147,281.92 = 27,108.96/x - Step 3: Cross multiply
98,186.96x = 147,281.92 × 27,108.96 - Step 4: Simplify right side
98,186.96x = 3,992,659,678.00 - Step 5: Solve for x
x = 3,992,659,678.00/98,186.96 - Step 6: Final answer
x = 40,663.85
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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.