Finding the Fourth Proportional to 97,193.92, 134,125.68 and 54,751.60
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Solution
The fourth proportional to 97,193.92, 134,125.68 and 54,751.60 is: 75,556.12
Step by Step Solution
- Step 1: Write the proportion equation
97,193.92 : 134,125.68 = 54,751.60 : x - Step 2: Convert to fraction form
97,193.92/134,125.68 = 54,751.60/x - Step 3: Cross multiply
97,193.92x = 134,125.68 × 54,751.60 - Step 4: Simplify right side
97,193.92x = 7,343,595,581.09 - Step 5: Solve for x
x = 7,343,595,581.09/97,193.92 - Step 6: Final answer
x = 75,556.12
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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.