Finding the Fourth Proportional to 127,874.00, 191,838.69 and 48,988.23
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Solution
The fourth proportional to 127,874.00, 191,838.69 and 48,988.23 is: 73,492.95
Step by Step Solution
- Step 1: Write the proportion equation
127,874.00 : 191,838.69 = 48,988.23 : x - Step 2: Convert to fraction form
127,874.00/191,838.69 = 48,988.23/x - Step 3: Cross multiply
127,874.00x = 191,838.69 × 48,988.23 - Step 4: Simplify right side
127,874.00x = 9,397,837,717.43 - Step 5: Solve for x
x = 9,397,837,717.43/127,874.00 - Step 6: Final answer
x = 73,492.95
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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.