Finding the Fourth Proportional to 166,717.44, 230,070.06 and 91,265.94
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Solution
The fourth proportional to 166,717.44, 230,070.06 and 91,265.94 is: 125,946.99
Step by Step Solution
- Step 1: Write the proportion equation
166,717.44 : 230,070.06 = 91,265.94 : x - Step 2: Convert to fraction form
166,717.44/230,070.06 = 91,265.94/x - Step 3: Cross multiply
166,717.44x = 230,070.06 × 91,265.94 - Step 4: Simplify right side
166,717.44x = 20,997,560,291.76 - Step 5: Solve for x
x = 20,997,560,291.76/166,717.44 - Step 6: Final answer
x = 125,946.99
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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.