Finding the Fourth Proportional to 201,503.70, 302,201.55 and 61,224.66
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Solution
The fourth proportional to 201,503.70, 302,201.55 and 61,224.66 is: 91,820.58
Step by Step Solution
- Step 1: Write the proportion equation
201,503.70 : 302,201.55 = 61,224.66 : x - Step 2: Convert to fraction form
201,503.70/302,201.55 = 61,224.66/x - Step 3: Cross multiply
201,503.70x = 302,201.55 × 61,224.66 - Step 4: Simplify right side
201,503.70x = 18,502,187,150.22 - Step 5: Solve for x
x = 18,502,187,150.22/201,503.70 - Step 6: Final answer
x = 91,820.58
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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.