Finding the Fourth Proportional to 97,958.23, 135,181.93 and 53,247.19
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Solution
The fourth proportional to 97,958.23, 135,181.93 and 53,247.19 is: 73,480.89
Step by Step Solution
- Step 1: Write the proportion equation
97,958.23 : 135,181.93 = 53,247.19 : x - Step 2: Convert to fraction form
97,958.23/135,181.93 = 53,247.19/x - Step 3: Cross multiply
97,958.23x = 135,181.93 × 53,247.19 - Step 4: Simplify right side
97,958.23x = 7,198,057,911.28 - Step 5: Solve for x
x = 7,198,057,911.28/97,958.23 - Step 6: Final answer
x = 73,480.89
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.