Finding the Fourth Proportional to 149,536.62, 206,357.49 and 82,468.62
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Solution
The fourth proportional to 149,536.62, 206,357.49 and 82,468.62 is: 113,805.02
Step by Step Solution
- Step 1: Write the proportion equation
149,536.62 : 206,357.49 = 82,468.62 : x - Step 2: Convert to fraction form
149,536.62/206,357.49 = 82,468.62/x - Step 3: Cross multiply
149,536.62x = 206,357.49 × 82,468.62 - Step 4: Simplify right side
149,536.62x = 17,018,017,426.96 - Step 5: Solve for x
x = 17,018,017,426.96/149,536.62 - Step 6: Final answer
x = 113,805.02
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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.