Finding the Fourth Proportional to 163,304.24, 225,344.43 and 91,670.27
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Solution
The fourth proportional to 163,304.24, 225,344.43 and 91,670.27 is: 126,496.32
Step by Step Solution
- Step 1: Write the proportion equation
163,304.24 : 225,344.43 = 91,670.27 : x - Step 2: Convert to fraction form
163,304.24/225,344.43 = 91,670.27/x - Step 3: Cross multiply
163,304.24x = 225,344.43 × 91,670.27 - Step 4: Simplify right side
163,304.24x = 20,657,384,741.10 - Step 5: Solve for x
x = 20,657,384,741.10/163,304.24 - Step 6: Final answer
x = 126,496.32
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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.