Finding the Fourth Proportional to 201,798.10, 302,551.35 and 113,078.80
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Solution
The fourth proportional to 201,798.10, 302,551.35 and 113,078.80 is: 169,536.50
Step by Step Solution
- Step 1: Write the proportion equation
201,798.10 : 302,551.35 = 113,078.80 : x - Step 2: Convert to fraction form
201,798.10/302,551.35 = 113,078.80/x - Step 3: Cross multiply
201,798.10x = 302,551.35 × 113,078.80 - Step 4: Simplify right side
201,798.10x = 34,212,143,596.38 - Step 5: Solve for x
x = 34,212,143,596.38/201,798.10 - Step 6: Final answer
x = 169,536.50
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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.