Finding the Fourth Proportional to 76,264.07, 114,435.99 and 55,376.65
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Solution
The fourth proportional to 76,264.07, 114,435.99 and 55,376.65 is: 83,093.94
Step by Step Solution
- Step 1: Write the proportion equation
76,264.07 : 114,435.99 = 55,376.65 : x - Step 2: Convert to fraction form
76,264.07/114,435.99 = 55,376.65/x - Step 3: Cross multiply
76,264.07x = 114,435.99 × 55,376.65 - Step 4: Simplify right side
76,264.07x = 6,337,081,765.63 - Step 5: Solve for x
x = 6,337,081,765.63/76,264.07 - Step 6: Final answer
x = 83,093.94
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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.