Finding the Fourth Proportional to 76,304.23, 114,419.41 and 26,366.81
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Solution
The fourth proportional to 76,304.23, 114,419.41 and 26,366.81 is: 39,537.45
Step by Step Solution
- Step 1: Write the proportion equation
76,304.23 : 114,419.41 = 26,366.81 : x - Step 2: Convert to fraction form
76,304.23/114,419.41 = 26,366.81/x - Step 3: Cross multiply
76,304.23x = 114,419.41 × 26,366.81 - Step 4: Simplify right side
76,304.23x = 3,016,874,205.77 - Step 5: Solve for x
x = 3,016,874,205.77/76,304.23 - Step 6: Final answer
x = 39,537.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.