Finding the Fourth Proportional to 132,397.88, 198,595.09 and 32,558.95
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Solution
The fourth proportional to 132,397.88, 198,595.09 and 32,558.95 is: 48,837.99
Step by Step Solution
- Step 1: Write the proportion equation
132,397.88 : 198,595.09 = 32,558.95 : x - Step 2: Convert to fraction form
132,397.88/198,595.09 = 32,558.95/x - Step 3: Cross multiply
132,397.88x = 198,595.09 × 32,558.95 - Step 4: Simplify right side
132,397.88x = 6,466,046,449.79 - Step 5: Solve for x
x = 6,466,046,449.79/132,397.88 - Step 6: Final answer
x = 48,837.99
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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.