Finding the Fourth Proportional to 185,062.96, 277,697.09 and 90,293.94
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Solution
The fourth proportional to 185,062.96, 277,697.09 and 90,293.94 is: 135,490.99
Step by Step Solution
- Step 1: Write the proportion equation
185,062.96 : 277,697.09 = 90,293.94 : x - Step 2: Convert to fraction form
185,062.96/277,697.09 = 90,293.94/x - Step 3: Cross multiply
185,062.96x = 277,697.09 × 90,293.94 - Step 4: Simplify right side
185,062.96x = 25,074,364,608.37 - Step 5: Solve for x
x = 25,074,364,608.37/185,062.96 - Step 6: Final answer
x = 135,490.99
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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.