Finding the Fourth Proportional to 121,204.53, 181,841.36 and 41,260.05
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Solution
The fourth proportional to 121,204.53, 181,841.36 and 41,260.05 is: 61,901.84
Step by Step Solution
- Step 1: Write the proportion equation
121,204.53 : 181,841.36 = 41,260.05 : x - Step 2: Convert to fraction form
121,204.53/181,841.36 = 41,260.05/x - Step 3: Cross multiply
121,204.53x = 181,841.36 × 41,260.05 - Step 4: Simplify right side
121,204.53x = 7,502,783,605.67 - Step 5: Solve for x
x = 7,502,783,605.67/121,204.53 - Step 6: Final answer
x = 61,901.84
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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.