Finding the Fourth Proportional to 132,047.62, 182,225.43 and 71,617.95
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Solution
The fourth proportional to 132,047.62, 182,225.43 and 71,617.95 is: 98,832.62
Step by Step Solution
- Step 1: Write the proportion equation
132,047.62 : 182,225.43 = 71,617.95 : x - Step 2: Convert to fraction form
132,047.62/182,225.43 = 71,617.95/x - Step 3: Cross multiply
132,047.62x = 182,225.43 × 71,617.95 - Step 4: Simplify right side
132,047.62x = 13,050,611,734.47 - Step 5: Solve for x
x = 13,050,611,734.47/132,047.62 - Step 6: Final answer
x = 98,832.62
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.