Finding the Fourth Proportional to 201,821.10, 302,585.85 and 113,101.80
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Solution
The fourth proportional to 201,821.10, 302,585.85 and 113,101.80 is: 169,570.99
Step by Step Solution
- Step 1: Write the proportion equation
201,821.10 : 302,585.85 = 113,101.80 : x - Step 2: Convert to fraction form
201,821.10/302,585.85 = 113,101.80/x - Step 3: Cross multiply
201,821.10x = 302,585.85 × 113,101.80 - Step 4: Simplify right side
201,821.10x = 34,223,004,289.53 - Step 5: Solve for x
x = 34,223,004,289.53/201,821.10 - Step 6: Final answer
x = 169,570.99
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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.