Finding the Fourth Proportional to 201,876.35, 302,862.11 and 113,191.07
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Solution
The fourth proportional to 201,876.35, 302,862.11 and 113,191.07 is: 169,813.28
Step by Step Solution
- Step 1: Write the proportion equation
201,876.35 : 302,862.11 = 113,191.07 : x - Step 2: Convert to fraction form
201,876.35/302,862.11 = 113,191.07/x - Step 3: Cross multiply
201,876.35x = 302,862.11 × 113,191.07 - Step 4: Simplify right side
201,876.35x = 34,281,284,213.09 - Step 5: Solve for x
x = 34,281,284,213.09/201,876.35 - Step 6: Final answer
x = 169,813.28
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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.