Finding the Fourth Proportional to 193,457.84, 290,346.66 and 98,757.99
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Solution
The fourth proportional to 193,457.84, 290,346.66 and 98,757.99 is: 148,218.62
Step by Step Solution
- Step 1: Write the proportion equation
193,457.84 : 290,346.66 = 98,757.99 : x - Step 2: Convert to fraction form
193,457.84/290,346.66 = 98,757.99/x - Step 3: Cross multiply
193,457.84x = 290,346.66 × 98,757.99 - Step 4: Simplify right side
193,457.84x = 28,674,052,544.81 - Step 5: Solve for x
x = 28,674,052,544.81/193,457.84 - Step 6: Final answer
x = 148,218.62
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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.