Finding the Fourth Proportional to 164,449.26, 246,426.84 and 126,952.74
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Solution
The fourth proportional to 164,449.26, 246,426.84 and 126,952.74 is: 190,238.39
Step by Step Solution
- Step 1: Write the proportion equation
164,449.26 : 246,426.84 = 126,952.74 : x - Step 2: Convert to fraction form
164,449.26/246,426.84 = 126,952.74/x - Step 3: Cross multiply
164,449.26x = 246,426.84 × 126,952.74 - Step 4: Simplify right side
164,449.26x = 31,284,562,547.54 - Step 5: Solve for x
x = 31,284,562,547.54/164,449.26 - Step 6: Final answer
x = 190,238.39
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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.