Finding the Fourth Proportional to 276,755.02, 415,190.86 and 89,751.94
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Solution
The fourth proportional to 276,755.02, 415,190.86 and 89,751.94 is: 134,646.82
Step by Step Solution
- Step 1: Write the proportion equation
276,755.02 : 415,190.86 = 89,751.94 : x - Step 2: Convert to fraction form
276,755.02/415,190.86 = 89,751.94/x - Step 3: Cross multiply
276,755.02x = 415,190.86 × 89,751.94 - Step 4: Simplify right side
276,755.02x = 37,264,183,892.91 - Step 5: Solve for x
x = 37,264,183,892.91/276,755.02 - Step 6: Final answer
x = 134,646.82
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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.