Finding the Fourth Proportional to 193,397.13, 290,097.69 and 58,462.31
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Solution
The fourth proportional to 193,397.13, 290,097.69 and 58,462.31 is: 87,694.07
Step by Step Solution
- Step 1: Write the proportion equation
193,397.13 : 290,097.69 = 58,462.31 : x - Step 2: Convert to fraction form
193,397.13/290,097.69 = 58,462.31/x - Step 3: Cross multiply
193,397.13x = 290,097.69 × 58,462.31 - Step 4: Simplify right side
193,397.13x = 16,959,780,939.68 - Step 5: Solve for x
x = 16,959,780,939.68/193,397.13 - Step 6: Final answer
x = 87,694.07
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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.