Finding the Fourth Proportional to 205,701.17, 283,893.91 and 115,062.17
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Solution
The fourth proportional to 205,701.17, 283,893.91 and 115,062.17 is: 158,800.50
Step by Step Solution
- Step 1: Write the proportion equation
205,701.17 : 283,893.91 = 115,062.17 : x - Step 2: Convert to fraction form
205,701.17/283,893.91 = 115,062.17/x - Step 3: Cross multiply
205,701.17x = 283,893.91 × 115,062.17 - Step 4: Simplify right side
205,701.17x = 32,665,447,627.26 - Step 5: Solve for x
x = 32,665,447,627.26/205,701.17 - Step 6: Final answer
x = 158,800.50
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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.