Finding the Fourth Proportional to 205,759.91, 283,893.92 and 141,248.88
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Solution
The fourth proportional to 205,759.91, 283,893.92 and 141,248.88 is: 194,885.86
Step by Step Solution
- Step 1: Write the proportion equation
205,759.91 : 283,893.92 = 141,248.88 : x - Step 2: Convert to fraction form
205,759.91/283,893.92 = 141,248.88/x - Step 3: Cross multiply
205,759.91x = 283,893.92 × 141,248.88 - Step 4: Simplify right side
205,759.91x = 40,099,696,113.10 - Step 5: Solve for x
x = 40,099,696,113.10/205,759.91 - Step 6: Final answer
x = 194,885.86
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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.