Finding the Fourth Proportional to 166,528.04, 229,803.98 and 91,074.92
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Solution
The fourth proportional to 166,528.04, 229,803.98 and 91,074.92 is: 125,680.81
Step by Step Solution
- Step 1: Write the proportion equation
166,528.04 : 229,803.98 = 91,074.92 : x - Step 2: Convert to fraction form
166,528.04/229,803.98 = 91,074.92/x - Step 3: Cross multiply
166,528.04x = 229,803.98 × 91,074.92 - Step 4: Simplify right side
166,528.04x = 20,929,379,094.18 - Step 5: Solve for x
x = 20,929,379,094.18/166,528.04 - Step 6: Final answer
x = 125,680.81
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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.