Finding the Fourth Proportional to 80,394.29, 110,936.79 and 44,584.19
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Solution
The fourth proportional to 80,394.29, 110,936.79 and 44,584.19 is: 61,522.11
Step by Step Solution
- Step 1: Write the proportion equation
80,394.29 : 110,936.79 = 44,584.19 : x - Step 2: Convert to fraction form
80,394.29/110,936.79 = 44,584.19/x - Step 3: Cross multiply
80,394.29x = 110,936.79 × 44,584.19 - Step 4: Simplify right side
80,394.29x = 4,946,026,368.67 - Step 5: Solve for x
x = 4,946,026,368.67/80,394.29 - Step 6: Final answer
x = 61,522.11
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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.