Finding the Fourth Proportional to 166,481.99, 229,746.02 and 91,030.49
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Solution
The fourth proportional to 166,481.99, 229,746.02 and 91,030.49 is: 125,622.55
Step by Step Solution
- Step 1: Write the proportion equation
166,481.99 : 229,746.02 = 91,030.49 : x - Step 2: Convert to fraction form
166,481.99/229,746.02 = 91,030.49/x - Step 3: Cross multiply
166,481.99x = 229,746.02 × 91,030.49 - Step 4: Simplify right side
166,481.99x = 20,913,891,172.27 - Step 5: Solve for x
x = 20,913,891,172.27/166,481.99 - Step 6: Final answer
x = 125,622.55
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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.