Finding the Fourth Proportional to 205,893.08, 284,135.35 and 118,629.96
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Solution
The fourth proportional to 205,893.08, 284,135.35 and 118,629.96 is: 163,711.01
Step by Step Solution
- Step 1: Write the proportion equation
205,893.08 : 284,135.35 = 118,629.96 : x - Step 2: Convert to fraction form
205,893.08/284,135.35 = 118,629.96/x - Step 3: Cross multiply
205,893.08x = 284,135.35 × 118,629.96 - Step 4: Simplify right side
205,893.08x = 33,706,964,287.87 - Step 5: Solve for x
x = 33,706,964,287.87/205,893.08 - Step 6: Final answer
x = 163,711.01
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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.