Finding the Fourth Proportional to 163,546.94, 225,701.18 and 91,926.74
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Solution
The fourth proportional to 163,546.94, 225,701.18 and 91,926.74 is: 126,862.50
Step by Step Solution
- Step 1: Write the proportion equation
163,546.94 : 225,701.18 = 91,926.74 : x - Step 2: Convert to fraction form
163,546.94/225,701.18 = 91,926.74/x - Step 3: Cross multiply
163,546.94x = 225,701.18 × 91,926.74 - Step 4: Simplify right side
163,546.94x = 20,747,973,691.55 - Step 5: Solve for x
x = 20,747,973,691.55/163,546.94 - Step 6: Final answer
x = 126,862.50
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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.