Finding the Fourth Proportional to 91,260.18, 125,935.29 and 50,973.75
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Solution
The fourth proportional to 91,260.18, 125,935.29 and 50,973.75 is: 70,341.68
Step by Step Solution
- Step 1: Write the proportion equation
91,260.18 : 125,935.29 = 50,973.75 : x - Step 2: Convert to fraction form
91,260.18/125,935.29 = 50,973.75/x - Step 3: Cross multiply
91,260.18x = 125,935.29 × 50,973.75 - Step 4: Simplify right side
91,260.18x = 6,419,393,988.64 - Step 5: Solve for x
x = 6,419,393,988.64/91,260.18 - Step 6: Final answer
x = 70,341.68
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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.