Finding the Fourth Proportional to 106,837.54, 160,197.13 and 43,701.99
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Solution
The fourth proportional to 106,837.54, 160,197.13 and 43,701.99 is: 65,528.78
Step by Step Solution
- Step 1: Write the proportion equation
106,837.54 : 160,197.13 = 43,701.99 : x - Step 2: Convert to fraction form
106,837.54/160,197.13 = 43,701.99/x - Step 3: Cross multiply
106,837.54x = 160,197.13 × 43,701.99 - Step 4: Simplify right side
106,837.54x = 7,000,933,373.29 - Step 5: Solve for x
x = 7,000,933,373.29/106,837.54 - Step 6: Final answer
x = 65,528.78
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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.