Finding the Fourth Proportional to 199,192.29, 274,874.76 and 114,303.75
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Solution
The fourth proportional to 199,192.29, 274,874.76 and 114,303.75 is: 157,733.09
Step by Step Solution
- Step 1: Write the proportion equation
199,192.29 : 274,874.76 = 114,303.75 : x - Step 2: Convert to fraction form
199,192.29/274,874.76 = 114,303.75/x - Step 3: Cross multiply
199,192.29x = 274,874.76 × 114,303.75 - Step 4: Simplify right side
199,192.29x = 31,419,215,848.35 - Step 5: Solve for x
x = 31,419,215,848.35/199,192.29 - Step 6: Final answer
x = 157,733.09
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.