Finding the Fourth Proportional to 201,349.60, 302,110.80 and 102,853.60
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Solution
The fourth proportional to 201,349.60, 302,110.80 and 102,853.60 is: 154,324.53
Step by Step Solution
- Step 1: Write the proportion equation
201,349.60 : 302,110.80 = 102,853.60 : x - Step 2: Convert to fraction form
201,349.60/302,110.80 = 102,853.60/x - Step 3: Cross multiply
201,349.60x = 302,110.80 × 102,853.60 - Step 4: Simplify right side
201,349.60x = 31,073,183,378.88 - Step 5: Solve for x
x = 31,073,183,378.88/201,349.60 - Step 6: Final answer
x = 154,324.53
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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.