Finding the Fourth Proportional to 195,909.92, 293,841.52 and 115,995.68
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Solution
The fourth proportional to 195,909.92, 293,841.52 and 115,995.68 is: 173,979.69
Step by Step Solution
- Step 1: Write the proportion equation
195,909.92 : 293,841.52 = 115,995.68 : x - Step 2: Convert to fraction form
195,909.92/293,841.52 = 115,995.68/x - Step 3: Cross multiply
195,909.92x = 293,841.52 × 115,995.68 - Step 4: Simplify right side
195,909.92x = 34,084,346,924.63 - Step 5: Solve for x
x = 34,084,346,924.63/195,909.92 - Step 6: Final answer
x = 173,979.69
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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.