Finding the Fourth Proportional to 202,451.60, 303,763.80 and 97,216.40
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Solution
The fourth proportional to 202,451.60, 303,763.80 and 97,216.40 is: 145,866.09
Step by Step Solution
- Step 1: Write the proportion equation
202,451.60 : 303,763.80 = 97,216.40 : x - Step 2: Convert to fraction form
202,451.60/303,763.80 = 97,216.40/x - Step 3: Cross multiply
202,451.60x = 303,763.80 × 97,216.40 - Step 4: Simplify right side
202,451.60x = 29,530,823,086.32 - Step 5: Solve for x
x = 29,530,823,086.32/202,451.60 - Step 6: Final answer
x = 145,866.09
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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.