Finding the Fourth Proportional to 76,503.43, 114,708.16 and 26,562.07
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Solution
The fourth proportional to 76,503.43, 114,708.16 and 26,562.07 is: 39,826.79
Step by Step Solution
- Step 1: Write the proportion equation
76,503.43 : 114,708.16 = 26,562.07 : x - Step 2: Convert to fraction form
76,503.43/114,708.16 = 26,562.07/x - Step 3: Cross multiply
76,503.43x = 114,708.16 × 26,562.07 - Step 4: Simplify right side
76,503.43x = 3,046,886,175.49 - Step 5: Solve for x
x = 3,046,886,175.49/76,503.43 - Step 6: Final answer
x = 39,826.79
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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.