Finding the Fourth Proportional to 135,241.80, 202,881.90 and 41,737.80
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Solution
The fourth proportional to 135,241.80, 202,881.90 and 41,737.80 is: 62,612.63
Step by Step Solution
- Step 1: Write the proportion equation
135,241.80 : 202,881.90 = 41,737.80 : x - Step 2: Convert to fraction form
135,241.80/202,881.90 = 41,737.80/x - Step 3: Cross multiply
135,241.80x = 202,881.90 × 41,737.80 - Step 4: Simplify right side
135,241.80x = 8,467,844,165.82 - Step 5: Solve for x
x = 8,467,844,165.82/135,241.80 - Step 6: Final answer
x = 62,612.63
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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.