Finding the Fourth Proportional to 145,536.96, 201,201.60 and 144,208.56
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Solution
The fourth proportional to 145,536.96, 201,201.60 and 144,208.56 is: 199,365.12
Step by Step Solution
- Step 1: Write the proportion equation
145,536.96 : 201,201.60 = 144,208.56 : x - Step 2: Convert to fraction form
145,536.96/201,201.60 = 144,208.56/x - Step 3: Cross multiply
145,536.96x = 201,201.60 × 144,208.56 - Step 4: Simplify right side
145,536.96x = 29,014,993,005.70 - Step 5: Solve for x
x = 29,014,993,005.70/145,536.96 - Step 6: Final answer
x = 199,365.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.