Finding the Fourth Proportional to 201,705.30, 302,557.95 and 113,231.70
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Solution
The fourth proportional to 201,705.30, 302,557.95 and 113,231.70 is: 169,847.55
Step by Step Solution
- Step 1: Write the proportion equation
201,705.30 : 302,557.95 = 113,231.70 : x - Step 2: Convert to fraction form
201,705.30/302,557.95 = 113,231.70/x - Step 3: Cross multiply
201,705.30x = 302,557.95 × 113,231.70 - Step 4: Simplify right side
201,705.30x = 34,259,151,027.02 - Step 5: Solve for x
x = 34,259,151,027.02/201,705.30 - Step 6: Final answer
x = 169,847.55
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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.