Finding the Fourth Proportional to 163,732.05, 225,934.16 and 92,110.53
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Solution
The fourth proportional to 163,732.05, 225,934.16 and 92,110.53 is: 127,103.50
Step by Step Solution
- Step 1: Write the proportion equation
163,732.05 : 225,934.16 = 92,110.53 : x - Step 2: Convert to fraction form
163,732.05/225,934.16 = 92,110.53/x - Step 3: Cross multiply
163,732.05x = 225,934.16 × 92,110.53 - Step 4: Simplify right side
163,732.05x = 20,810,916,127.53 - Step 5: Solve for x
x = 20,810,916,127.53/163,732.05 - Step 6: Final answer
x = 127,103.50
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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.