Finding the Fourth Proportional to 104,968.13, 157,286.96 and 65,466.05
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Solution
The fourth proportional to 104,968.13, 157,286.96 and 65,466.05 is: 98,096.02
Step by Step Solution
- Step 1: Write the proportion equation
104,968.13 : 157,286.96 = 65,466.05 : x - Step 2: Convert to fraction form
104,968.13/157,286.96 = 65,466.05/x - Step 3: Cross multiply
104,968.13x = 157,286.96 × 65,466.05 - Step 4: Simplify right side
104,968.13x = 10,296,955,660.38 - Step 5: Solve for x
x = 10,296,955,660.38/104,968.13 - Step 6: Final answer
x = 98,096.02
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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.