Finding the Fourth Proportional to 76,952.63, 115,401.31 and 32,582.54
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Solution
The fourth proportional to 76,952.63, 115,401.31 and 32,582.54 is: 48,862.11
Step by Step Solution
- Step 1: Write the proportion equation
76,952.63 : 115,401.31 = 32,582.54 : x - Step 2: Convert to fraction form
76,952.63/115,401.31 = 32,582.54/x - Step 3: Cross multiply
76,952.63x = 115,401.31 × 32,582.54 - Step 4: Simplify right side
76,952.63x = 3,760,067,799.13 - Step 5: Solve for x
x = 3,760,067,799.13/76,952.63 - Step 6: Final answer
x = 48,862.11
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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.