Finding the Fourth Proportional to 205,454.44, 283,442.70 and 124,868.98
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Solution
The fourth proportional to 205,454.44, 283,442.70 and 124,868.98 is: 172,267.88
Step by Step Solution
- Step 1: Write the proportion equation
205,454.44 : 283,442.70 = 124,868.98 : x - Step 2: Convert to fraction form
205,454.44/283,442.70 = 124,868.98/x - Step 3: Cross multiply
205,454.44x = 283,442.70 × 124,868.98 - Step 4: Simplify right side
205,454.44x = 35,393,200,837.45 - Step 5: Solve for x
x = 35,393,200,837.45/205,454.44 - Step 6: Final answer
x = 172,267.88
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1.5x scale
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.