Finding the Fourth Proportional to 202,135.40, 303,203.10 and 61,893.80
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Solution
The fourth proportional to 202,135.40, 303,203.10 and 61,893.80 is: 92,840.70
Step by Step Solution
- Step 1: Write the proportion equation
202,135.40 : 303,203.10 = 61,893.80 : x - Step 2: Convert to fraction form
202,135.40/303,203.10 = 61,893.80/x - Step 3: Cross multiply
202,135.40x = 303,203.10 × 61,893.80 - Step 4: Simplify right side
202,135.40x = 18,766,392,030.78 - Step 5: Solve for x
x = 18,766,392,030.78/202,135.40 - Step 6: Final answer
x = 92,840.70
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.