Finding the Fourth Proportional to 76,508.27, 105,551.18 and 44,236.99
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Solution
The fourth proportional to 76,508.27, 105,551.18 and 44,236.99 is: 61,029.56
Step by Step Solution
- Step 1: Write the proportion equation
76,508.27 : 105,551.18 = 44,236.99 : x - Step 2: Convert to fraction form
76,508.27/105,551.18 = 44,236.99/x - Step 3: Cross multiply
76,508.27x = 105,551.18 × 44,236.99 - Step 4: Simplify right side
76,508.27x = 4,669,265,966.39 - Step 5: Solve for x
x = 4,669,265,966.39/76,508.27 - Step 6: Final answer
x = 61,029.56
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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.