Finding the Fourth Proportional to 207,182.40, 310,105.12 and 107,204.96
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Solution
The fourth proportional to 207,182.40, 310,105.12 and 107,204.96 is: 160,461.54
Step by Step Solution
- Step 1: Write the proportion equation
207,182.40 : 310,105.12 = 107,204.96 : x - Step 2: Convert to fraction form
207,182.40/310,105.12 = 107,204.96/x - Step 3: Cross multiply
207,182.40x = 310,105.12 × 107,204.96 - Step 4: Simplify right side
207,182.40x = 33,244,806,985.40 - Step 5: Solve for x
x = 33,244,806,985.40/207,182.40 - Step 6: Final answer
x = 160,461.54
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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.