Finding the Fourth Proportional to 163,049.80, 244,574.70 and 107,645.80
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Solution
The fourth proportional to 163,049.80, 244,574.70 and 107,645.80 is: 161,468.70
Step by Step Solution
- Step 1: Write the proportion equation
163,049.80 : 244,574.70 = 107,645.80 : x - Step 2: Convert to fraction form
163,049.80/244,574.70 = 107,645.80/x - Step 3: Cross multiply
163,049.80x = 244,574.70 × 107,645.80 - Step 4: Simplify right side
163,049.80x = 26,327,439,241.26 - Step 5: Solve for x
x = 26,327,439,241.26/163,049.80 - Step 6: Final answer
x = 161,468.70
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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.