Finding the Fourth Proportional to 76,686.66, 115,048.41 and 24,096.09
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Solution
The fourth proportional to 76,686.66, 115,048.41 and 24,096.09 is: 36,149.92
Step by Step Solution
- Step 1: Write the proportion equation
76,686.66 : 115,048.41 = 24,096.09 : x - Step 2: Convert to fraction form
76,686.66/115,048.41 = 24,096.09/x - Step 3: Cross multiply
76,686.66x = 115,048.41 × 24,096.09 - Step 4: Simplify right side
76,686.66x = 2,772,216,841.72 - Step 5: Solve for x
x = 2,772,216,841.72/76,686.66 - Step 6: Final answer
x = 36,149.92
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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.