Finding the Fourth Proportional to 149,230.17, 205,937.64 and 82,162.17
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Solution
The fourth proportional to 149,230.17, 205,937.64 and 82,162.17 is: 113,383.80
Step by Step Solution
- Step 1: Write the proportion equation
149,230.17 : 205,937.64 = 82,162.17 : x - Step 2: Convert to fraction form
149,230.17/205,937.64 = 82,162.17/x - Step 3: Cross multiply
149,230.17x = 205,937.64 × 82,162.17 - Step 4: Simplify right side
149,230.17x = 16,920,283,387.08 - Step 5: Solve for x
x = 16,920,283,387.08/149,230.17 - Step 6: Final answer
x = 113,383.80
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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.