Finding the Fourth Proportional to 167,815.29, 251,722.94 and 157,550.97
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Solution
The fourth proportional to 167,815.29, 251,722.94 and 157,550.97 is: 236,326.46
Step by Step Solution
- Step 1: Write the proportion equation
167,815.29 : 251,722.94 = 157,550.97 : x - Step 2: Convert to fraction form
167,815.29/251,722.94 = 157,550.97/x - Step 3: Cross multiply
167,815.29x = 251,722.94 × 157,550.97 - Step 4: Simplify right side
167,815.29x = 39,659,192,580.50 - Step 5: Solve for x
x = 39,659,192,580.50/167,815.29 - Step 6: Final answer
x = 236,326.46
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1.5x scale
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.