Finding the Fourth Proportional to 196,109.96, 293,886.86 and 82,134.99
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Solution
The fourth proportional to 196,109.96, 293,886.86 and 82,134.99 is: 123,086.01
Step by Step Solution
- Step 1: Write the proportion equation
196,109.96 : 293,886.86 = 82,134.99 : x - Step 2: Convert to fraction form
196,109.96/293,886.86 = 82,134.99/x - Step 3: Cross multiply
196,109.96x = 293,886.86 × 82,134.99 - Step 4: Simplify right side
196,109.96x = 24,138,393,301.00 - Step 5: Solve for x
x = 24,138,393,301.00/196,109.96 - Step 6: Final answer
x = 123,086.01
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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.