Finding the Fourth Proportional to 202,538.63, 303,600.57 and 84,278.63
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Solution
The fourth proportional to 202,538.63, 303,600.57 and 84,278.63 is: 126,331.65
Step by Step Solution
- Step 1: Write the proportion equation
202,538.63 : 303,600.57 = 84,278.63 : x - Step 2: Convert to fraction form
202,538.63/303,600.57 = 84,278.63/x - Step 3: Cross multiply
202,538.63x = 303,600.57 × 84,278.63 - Step 4: Simplify right side
202,538.63x = 25,587,038,588.82 - Step 5: Solve for x
x = 25,587,038,588.82/202,538.63 - Step 6: Final answer
x = 126,331.65
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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.