Finding the Fourth Proportional to 202,433.20, 303,649.80 and 97,226.80
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Solution
The fourth proportional to 202,433.20, 303,649.80 and 97,226.80 is: 145,840.20
Step by Step Solution
- Step 1: Write the proportion equation
202,433.20 : 303,649.80 = 97,226.80 : x - Step 2: Convert to fraction form
202,433.20/303,649.80 = 97,226.80/x - Step 3: Cross multiply
202,433.20x = 303,649.80 × 97,226.80 - Step 4: Simplify right side
202,433.20x = 29,522,898,374.64 - Step 5: Solve for x
x = 29,522,898,374.64/202,433.20 - Step 6: Final answer
x = 145,840.20
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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.