Finding the Fourth Proportional to 193,473.35, 290,097.94 and 75,005.99
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Solution
The fourth proportional to 193,473.35, 290,097.94 and 75,005.99 is: 112,465.53
Step by Step Solution
- Step 1: Write the proportion equation
193,473.35 : 290,097.94 = 75,005.99 : x - Step 2: Convert to fraction form
193,473.35/290,097.94 = 75,005.99/x - Step 3: Cross multiply
193,473.35x = 290,097.94 × 75,005.99 - Step 4: Simplify right side
193,473.35x = 21,759,083,186.66 - Step 5: Solve for x
x = 21,759,083,186.66/193,473.35 - Step 6: Final answer
x = 112,465.53
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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.