Finding the Fourth Proportional to 135,827.99, 203,695.84 and 47,060.77
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Solution
The fourth proportional to 135,827.99, 203,695.84 and 47,060.77 is: 70,575.17
Step by Step Solution
- Step 1: Write the proportion equation
135,827.99 : 203,695.84 = 47,060.77 : x - Step 2: Convert to fraction form
135,827.99/203,695.84 = 47,060.77/x - Step 3: Cross multiply
135,827.99x = 203,695.84 × 47,060.77 - Step 4: Simplify right side
135,827.99x = 9,586,083,124.93 - Step 5: Solve for x
x = 9,586,083,124.93/135,827.99 - Step 6: Final answer
x = 70,575.17
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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.