Finding the Fourth Proportional to 127,305.13, 190,957.70 and 44,199.13
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Solution
The fourth proportional to 127,305.13, 190,957.70 and 44,199.13 is: 66,298.70
Step by Step Solution
- Step 1: Write the proportion equation
127,305.13 : 190,957.70 = 44,199.13 : x - Step 2: Convert to fraction form
127,305.13/190,957.70 = 44,199.13/x - Step 3: Cross multiply
127,305.13x = 190,957.70 × 44,199.13 - Step 4: Simplify right side
127,305.13x = 8,440,164,206.80 - Step 5: Solve for x
x = 8,440,164,206.80/127,305.13 - Step 6: Final answer
x = 66,298.70
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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.