Finding the Fourth Proportional to 76,334.28, 114,511.83 and 26,400.99
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Solution
The fourth proportional to 76,334.28, 114,511.83 and 26,400.99 is: 39,605.09
Step by Step Solution
- Step 1: Write the proportion equation
76,334.28 : 114,511.83 = 26,400.99 : x - Step 2: Convert to fraction form
76,334.28/114,511.83 = 26,400.99/x - Step 3: Cross multiply
76,334.28x = 114,511.83 × 26,400.99 - Step 4: Simplify right side
76,334.28x = 3,023,225,678.71 - Step 5: Solve for x
x = 3,023,225,678.71/76,334.28 - Step 6: Final answer
x = 39,605.09
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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.