Finding the Fourth Proportional to 163,359.14, 244,808.84 and 129,930.84
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Solution
The fourth proportional to 163,359.14, 244,808.84 and 129,930.84 is: 194,713.43
Step by Step Solution
- Step 1: Write the proportion equation
163,359.14 : 244,808.84 = 129,930.84 : x - Step 2: Convert to fraction form
163,359.14/244,808.84 = 129,930.84/x - Step 3: Cross multiply
163,359.14x = 244,808.84 × 129,930.84 - Step 4: Simplify right side
163,359.14x = 31,808,218,220.63 - Step 5: Solve for x
x = 31,808,218,220.63/163,359.14 - Step 6: Final answer
x = 194,713.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.