Finding the Fourth Proportional to 205,445.53, 283,542.99 and 118,228.84
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Solution
The fourth proportional to 205,445.53, 283,542.99 and 118,228.84 is: 163,172.00
Step by Step Solution
- Step 1: Write the proportion equation
205,445.53 : 283,542.99 = 118,228.84 : x - Step 2: Convert to fraction form
205,445.53/283,542.99 = 118,228.84/x - Step 3: Cross multiply
205,445.53x = 283,542.99 × 118,228.84 - Step 4: Simplify right side
205,445.53x = 33,522,958,797.83 - Step 5: Solve for x
x = 33,522,958,797.83/205,445.53 - Step 6: Final answer
x = 163,172.00
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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.