Finding the Fourth Proportional to 76,634.41, 114,918.81 and 24,047.99
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Solution
The fourth proportional to 76,634.41, 114,918.81 and 24,047.99 is: 36,061.70
Step by Step Solution
- Step 1: Write the proportion equation
76,634.41 : 114,918.81 = 24,047.99 : x - Step 2: Convert to fraction form
76,634.41/114,918.81 = 24,047.99/x - Step 3: Cross multiply
76,634.41x = 114,918.81 × 24,047.99 - Step 4: Simplify right side
76,634.41x = 2,763,566,806.28 - Step 5: Solve for x
x = 2,763,566,806.28/76,634.41 - Step 6: Final answer
x = 36,061.70
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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.