Finding the Fourth Proportional to 201,896.70, 302,845.05 and 188,774.70
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Solution
The fourth proportional to 201,896.70, 302,845.05 and 188,774.70 is: 283,162.05
Step by Step Solution
- Step 1: Write the proportion equation
201,896.70 : 302,845.05 = 188,774.70 : x - Step 2: Convert to fraction form
201,896.70/302,845.05 = 188,774.70/x - Step 3: Cross multiply
201,896.70x = 302,845.05 × 188,774.70 - Step 4: Simplify right side
201,896.70x = 57,169,483,460.24 - Step 5: Solve for x
x = 57,169,483,460.24/201,896.70 - Step 6: Final answer
x = 283,162.05
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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.