Finding the Fourth Proportional to 166,141.19, 229,271.91 and 94,519.68
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Solution
The fourth proportional to 166,141.19, 229,271.91 and 94,519.68 is: 130,435.49
Step by Step Solution
- Step 1: Write the proportion equation
166,141.19 : 229,271.91 = 94,519.68 : x - Step 2: Convert to fraction form
166,141.19/229,271.91 = 94,519.68/x - Step 3: Cross multiply
166,141.19x = 229,271.91 × 94,519.68 - Step 4: Simplify right side
166,141.19x = 21,670,707,566.19 - Step 5: Solve for x
x = 21,670,707,566.19/166,141.19 - Step 6: Final answer
x = 130,435.49
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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.