Finding the Fourth Proportional to 183,467.80, 275,201.70 and 133,312.60
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Solution
The fourth proportional to 183,467.80, 275,201.70 and 133,312.60 is: 199,968.90
Step by Step Solution
- Step 1: Write the proportion equation
183,467.80 : 275,201.70 = 133,312.60 : x - Step 2: Convert to fraction form
183,467.80/275,201.70 = 133,312.60/x - Step 3: Cross multiply
183,467.80x = 275,201.70 × 133,312.60 - Step 4: Simplify right side
183,467.80x = 36,687,854,151.42 - Step 5: Solve for x
x = 36,687,854,151.42/183,467.80 - Step 6: Final answer
x = 199,968.90
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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.